Finding the Fourth Proportional to 1,125,103.59, 1,687,440.35 and 337,135.59
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Solution
The fourth proportional to 1,125,103.59, 1,687,440.35 and 337,135.59 is: 505,638.95
Step by Step Solution
- Step 1: Write the proportion equation
1,125,103.59 : 1,687,440.35 = 337,135.59 : x - Step 2: Convert to fraction form
1,125,103.59/1,687,440.35 = 337,135.59/x - Step 3: Cross multiply
1,125,103.59x = 1,687,440.35 × 337,135.59 - Step 4: Simplify right side
1,125,103.59x = 568,896,196,301.38 - Step 5: Solve for x
x = 568,896,196,301.38/1,125,103.59 - Step 6: Final answer
x = 505,638.95
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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.