answer is not 1.5 or 1.5041

What is the profitability index of a project that costs $8,000 and provides cash flows of $2,800 in years 1 and 2 and $4,800 in years 3 and 4 ? The discount rate is 9%. Note: Do not round intermediate calculations. Round your answer to 4 decimal places. Answer is complete but not entirely correct. What is the profitability index of a project that costs $8,000 and provides cash flows of $2,800 in years 1 and 2 and $4,800 in years 3 and 4 ? The discount rate is 9%. Note: Do not round intermediate calculations. Round your answer to 4 decimal places. Answer is complete but not entirely correct