Finding the Fourth Proportional to 987,629.99, 1,481,337.32 and 669,823.38
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Solution
The fourth proportional to 987,629.99, 1,481,337.32 and 669,823.38 is: 1,004,662.05
Step by Step Solution
- Step 1: Write the proportion equation
987,629.99 : 1,481,337.32 = 669,823.38 : x - Step 2: Convert to fraction form
987,629.99/1,481,337.32 = 669,823.38/x - Step 3: Cross multiply
987,629.99x = 1,481,337.32 × 669,823.38 - Step 4: Simplify right side
987,629.99x = 992,234,367,253.43 - Step 5: Solve for x
x = 992,234,367,253.43/987,629.99 - Step 6: Final answer
x = 1,004,662.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.