Finding the Fourth Proportional to 1,331,098.46, 1,996,713.99 and 648,612.31
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Solution
The fourth proportional to 1,331,098.46, 1,996,713.99 and 648,612.31 is: 972,950.77
Step by Step Solution
- Step 1: Write the proportion equation
1,331,098.46 : 1,996,713.99 = 648,612.31 : x - Step 2: Convert to fraction form
1,331,098.46/1,996,713.99 = 648,612.31/x - Step 3: Cross multiply
1,331,098.46x = 1,996,713.99 × 648,612.31 - Step 4: Simplify right side
1,331,098.46x = 1,295,093,273,463.22 - Step 5: Solve for x
x = 1,295,093,273,463.22/1,331,098.46 - Step 6: Final answer
x = 972,950.77
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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.