Finding the Fourth Proportional to 1,125,452.67, 1,553,129.24 and 616,202.43
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Solution
The fourth proportional to 1,125,452.67, 1,553,129.24 and 616,202.43 is: 850,361.84
Step by Step Solution
- Step 1: Write the proportion equation
1,125,452.67 : 1,553,129.24 = 616,202.43 : x - Step 2: Convert to fraction form
1,125,452.67/1,553,129.24 = 616,202.43/x - Step 3: Cross multiply
1,125,452.67x = 1,553,129.24 × 616,202.43 - Step 4: Simplify right side
1,125,452.67x = 957,042,008,711.04 - Step 5: Solve for x
x = 957,042,008,711.04/1,125,452.67 - Step 6: Final answer
x = 850,361.84
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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.