Finding the Fourth Proportional to 2,572,603.68, 3,858,938.16 and 974,737.56
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Solution
The fourth proportional to 2,572,603.68, 3,858,938.16 and 974,737.56 is: 1,462,118.71
Step by Step Solution
- Step 1: Write the proportion equation
2,572,603.68 : 3,858,938.16 = 974,737.56 : x - Step 2: Convert to fraction form
2,572,603.68/3,858,938.16 = 974,737.56/x - Step 3: Cross multiply
2,572,603.68x = 3,858,938.16 × 974,737.56 - Step 4: Simplify right side
2,572,603.68x = 3,761,451,966,269.29 - Step 5: Solve for x
x = 3,761,451,966,269.29/2,572,603.68 - Step 6: Final answer
x = 1,462,118.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.