Finding the Fourth Proportional to 1,018,298.25, 1,527,644.07 and 387,162.99
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Solution
The fourth proportional to 1,018,298.25, 1,527,644.07 and 387,162.99 is: 580,819.27
Step by Step Solution
- Step 1: Write the proportion equation
1,018,298.25 : 1,527,644.07 = 387,162.99 : x - Step 2: Convert to fraction form
1,018,298.25/1,527,644.07 = 387,162.99/x - Step 3: Cross multiply
1,018,298.25x = 1,527,644.07 × 387,162.99 - Step 4: Simplify right side
1,018,298.25x = 591,447,245,796.97 - Step 5: Solve for x
x = 591,447,245,796.97/1,018,298.25 - Step 6: Final answer
x = 580,819.27
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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.