The following five-year project has an initial cost of $1,000,000. The future cash inflows for the next five years are $400,000, $300,000, $200,000, $200,000, and $250,000, respectively. What is the payback period for this project? options: 2.5 years. 3.0 years. 3.5 years. 4.0 years. 4.5 years.