Finding the Fourth Proportional to 1,125,452.92, 1,553,129.58 and 616,202.68
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Solution
The fourth proportional to 1,125,452.92, 1,553,129.58 and 616,202.68 is: 850,362.19
Step by Step Solution
- Step 1: Write the proportion equation
1,125,452.92 : 1,553,129.58 = 616,202.68 : x - Step 2: Convert to fraction form
1,125,452.92/1,553,129.58 = 616,202.68/x - Step 3: Cross multiply
1,125,452.92x = 1,553,129.58 × 616,202.68 - Step 4: Simplify right side
1,125,452.92x = 957,042,609,583.28 - Step 5: Solve for x
x = 957,042,609,583.28/1,125,452.92 - Step 6: Final answer
x = 850,362.19
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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.