Finding the Fourth Proportional to 3,442,429.80, 4,750,526.84 and 1,893,658.13
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Solution
The fourth proportional to 3,442,429.80, 4,750,526.84 and 1,893,658.13 is: 2,613,233.76
Step by Step Solution
- Step 1: Write the proportion equation
3,442,429.80 : 4,750,526.84 = 1,893,658.13 : x - Step 2: Convert to fraction form
3,442,429.80/4,750,526.84 = 1,893,658.13/x - Step 3: Cross multiply
3,442,429.80x = 4,750,526.84 × 1,893,658.13 - Step 4: Simplify right side
3,442,429.80x = 8,995,873,753,330.72 - Step 5: Solve for x
x = 8,995,873,753,330.72/3,442,429.80 - Step 6: Final answer
x = 2,613,233.76
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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.