Finding the Fourth Proportional to 1,018,298.67, 1,527,644.70 and 387,163.41
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Solution
The fourth proportional to 1,018,298.67, 1,527,644.70 and 387,163.41 is: 580,819.90
Step by Step Solution
- Step 1: Write the proportion equation
1,018,298.67 : 1,527,644.70 = 387,163.41 : x - Step 2: Convert to fraction form
1,018,298.67/1,527,644.70 = 387,163.41/x - Step 3: Cross multiply
1,018,298.67x = 1,527,644.70 × 387,163.41 - Step 4: Simplify right side
1,018,298.67x = 591,448,135,273.66 - Step 5: Solve for x
x = 591,448,135,273.66/1,018,298.67 - Step 6: Final answer
x = 580,819.90
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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.