Finding the Fourth Proportional to 2,515,565.04, 3,471,542.19 and 1,369,708.26
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Solution
The fourth proportional to 2,515,565.04, 3,471,542.19 and 1,369,708.26 is: 1,890,231.39
Step by Step Solution
- Step 1: Write the proportion equation
2,515,565.04 : 3,471,542.19 = 1,369,708.26 : x - Step 2: Convert to fraction form
2,515,565.04/3,471,542.19 = 1,369,708.26/x - Step 3: Cross multiply
2,515,565.04x = 3,471,542.19 × 1,369,708.26 - Step 4: Simplify right side
2,515,565.04x = 4,755,000,012,581.49 - Step 5: Solve for x
x = 4,755,000,012,581.49/2,515,565.04 - Step 6: Final answer
x = 1,890,231.39
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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.