Finding the Fourth Proportional to 1,158,176.70, 1,737,265.05 and 971,552.70
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Solution
The fourth proportional to 1,158,176.70, 1,737,265.05 and 971,552.70 is: 1,457,329.05
Step by Step Solution
- Step 1: Write the proportion equation
1,158,176.70 : 1,737,265.05 = 971,552.70 : x - Step 2: Convert to fraction form
1,158,176.70/1,737,265.05 = 971,552.70/x - Step 3: Cross multiply
1,158,176.70x = 1,737,265.05 × 971,552.70 - Step 4: Simplify right side
1,158,176.70x = 1,687,844,549,943.14 - Step 5: Solve for x
x = 1,687,844,549,943.14/1,158,176.70 - Step 6: Final answer
x = 1,457,329.05
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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.