Finding the Fourth Proportional to 1,523,149.52, 2,102,177.92 and 972,102.98
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Solution
The fourth proportional to 1,523,149.52, 2,102,177.92 and 972,102.98 is: 1,341,649.91
Step by Step Solution
- Step 1: Write the proportion equation
1,523,149.52 : 2,102,177.92 = 972,102.98 : x - Step 2: Convert to fraction form
1,523,149.52/2,102,177.92 = 972,102.98/x - Step 3: Cross multiply
1,523,149.52x = 2,102,177.92 × 972,102.98 - Step 4: Simplify right side
1,523,149.52x = 2,043,533,420,522.20 - Step 5: Solve for x
x = 2,043,533,420,522.20/1,523,149.52 - Step 6: Final answer
x = 1,341,649.91
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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.