You have been hired as a forensic accountant to investigate a company for potential embezzlement. You have obtained the following information:

• The company has an accounts payable balance of $500,000 at the beginning of the year.
• During the year, the company paid $3 million in accounts payable.
• The company has an accounts payable balance of $750,000 at the end of the year.
• The company's revenue for the year was $10 million.

Using the information provided, determine the potential amount of fraudulent payments that may have been made by the company. Show all your calculations and provide your answer.