Finding the Fourth Proportional to 3,374,489.97, 4,656,777.28 and 1,825,747.70
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Solution
The fourth proportional to 3,374,489.97, 4,656,777.28 and 1,825,747.70 is: 2,519,521.60
Step by Step Solution
- Step 1: Write the proportion equation
3,374,489.97 : 4,656,777.28 = 1,825,747.70 : x - Step 2: Convert to fraction form
3,374,489.97/4,656,777.28 = 1,825,747.70/x - Step 3: Cross multiply
3,374,489.97x = 4,656,777.28 × 1,825,747.70 - Step 4: Simplify right side
3,374,489.97x = 8,502,100,380,524 - Step 5: Solve for x
x = 8,502,100,380,524/3,374,489.97 - Step 6: Final answer
x = 2,519,521.60
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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.