Finding the Fourth Proportional to 1,125,792.81, 1,687,700.88 and 584,910.18
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Solution
The fourth proportional to 1,125,792.81, 1,687,700.88 and 584,910.18 is: 876,851.78
Step by Step Solution
- Step 1: Write the proportion equation
1,125,792.81 : 1,687,700.88 = 584,910.18 : x - Step 2: Convert to fraction form
1,125,792.81/1,687,700.88 = 584,910.18/x - Step 3: Cross multiply
1,125,792.81x = 1,687,700.88 × 584,910.18 - Step 4: Simplify right side
1,125,792.81x = 987,153,425,506.96 - Step 5: Solve for x
x = 987,153,425,506.96/1,125,792.81 - Step 6: Final answer
x = 876,851.78
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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.