Finding the Fourth Proportional to 1,125,348.75, 1,552,981.08 and 616,051.14
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Solution
The fourth proportional to 1,125,348.75, 1,552,981.08 and 616,051.14 is: 850,150.47
Step by Step Solution
- Step 1: Write the proportion equation
1,125,348.75 : 1,552,981.08 = 616,051.14 : x - Step 2: Convert to fraction form
1,125,348.75/1,552,981.08 = 616,051.14/x - Step 3: Cross multiply
1,125,348.75x = 1,552,981.08 × 616,051.14 - Step 4: Simplify right side
1,125,348.75x = 956,715,764,732.43 - Step 5: Solve for x
x = 956,715,764,732.43/1,125,348.75 - Step 6: Final answer
x = 850,150.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.