Final answer:
The majority of federal funds in the United States come from individual income taxes and payroll taxes, while corporate income taxes and other sources also contribute to the federal revenue.
Step-by-step explanation:
The primary source of federal money for the United States comes from individual income taxes, contributing to an impressive $1.7 trillion. Following this are payroll taxes, designed to fund social insurance, amounting to $1.2 trillion. Although less significant when compared to the aforementioned sources, corporate income taxes also play a role in the federal revenue, providing about $230 billion. Other sources make up the remaining $271 billion in revenue. It's important to understand the composition of these funds, as they have direct implications on economic policy, budgeting, and the overall financial health of a country.