Finding the Fourth Proportional to 1,125,331.92, 1,552,962.24 and 616,081.68
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Solution
The fourth proportional to 1,125,331.92, 1,552,962.24 and 616,081.68 is: 850,195.01
Step by Step Solution
- Step 1: Write the proportion equation
1,125,331.92 : 1,552,962.24 = 616,081.68 : x - Step 2: Convert to fraction form
1,125,331.92/1,552,962.24 = 616,081.68/x - Step 3: Cross multiply
1,125,331.92x = 1,552,962.24 × 616,081.68 - Step 4: Simplify right side
1,125,331.92x = 956,751,585,795.76 - Step 5: Solve for x
x = 956,751,585,795.76/1,125,331.92 - Step 6: Final answer
x = 850,195.01
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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.