Finding the Fourth Proportional to 2,695,419.27, 3,719,650.05 and 1,471,720.91
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Solution
The fourth proportional to 2,695,419.27, 3,719,650.05 and 1,471,720.91 is: 2,030,959.26
Step by Step Solution
- Step 1: Write the proportion equation
2,695,419.27 : 3,719,650.05 = 1,471,720.91 : x - Step 2: Convert to fraction form
2,695,419.27/3,719,650.05 = 1,471,720.91/x - Step 3: Cross multiply
2,695,419.27x = 3,719,650.05 × 1,471,720.91 - Step 4: Simplify right side
2,695,419.27x = 5,474,286,737,869.30 - Step 5: Solve for x
x = 5,474,286,737,869.30/2,695,419.27 - Step 6: Final answer
x = 2,030,959.26
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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.