Finding the Fourth Proportional to 4,017,227.76, 5,542,425.48 and 2,274,658.96
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Solution
The fourth proportional to 4,017,227.76, 5,542,425.48 and 2,274,658.96 is: 3,138,265.62
Step by Step Solution
- Step 1: Write the proportion equation
4,017,227.76 : 5,542,425.48 = 2,274,658.96 : x - Step 2: Convert to fraction form
4,017,227.76/5,542,425.48 = 2,274,658.96/x - Step 3: Cross multiply
4,017,227.76x = 5,542,425.48 × 2,274,658.96 - Step 4: Simplify right side
4,017,227.76x = 12,607,127,778,214.30 - Step 5: Solve for x
x = 12,607,127,778,214.30/4,017,227.76 - Step 6: Final answer
x = 3,138,265.62
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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.