Finding the Fourth Proportional to 1,102,446.24, 1,521,115.92 and 625,518.24
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Solution
The fourth proportional to 1,102,446.24, 1,521,115.92 and 625,518.24 is: 863,067.71
Step by Step Solution
- Step 1: Write the proportion equation
1,102,446.24 : 1,521,115.92 = 625,518.24 : x - Step 2: Convert to fraction form
1,102,446.24/1,521,115.92 = 625,518.24/x - Step 3: Cross multiply
1,102,446.24x = 1,521,115.92 × 625,518.24 - Step 4: Simplify right side
1,102,446.24x = 951,485,753,114.38 - Step 5: Solve for x
x = 951,485,753,114.38/1,102,446.24 - Step 6: Final answer
x = 863,067.71
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1.5x scale
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.