Home / 1,374,681.80-2,063,531.12-1,092,188.22

Finding the Fourth Proportional to 1,374,681.80, 2,063,531.12 and 1,092,188.22

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Solution

The fourth proportional to 1,374,681.80, 2,063,531.12 and 1,092,188.22 is: 1,639,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,681.80 : 2,063,531.12 = 1,092,188.22 : x
  2. Step 2: Convert to fraction form
    1,374,681.80/2,063,531.12 = 1,092,188.22/x
  3. Step 3: Cross multiply
    1,374,681.80x = 2,063,531.12 × 1,092,188.22
  4. Step 4: Simplify right side
    1,374,681.80x = 2,253,764,375,406.47
  5. Step 5: Solve for x
    x = 2,253,764,375,406.47/1,374,681.80
  6. Step 6: Final answer
    x = 1,639,480.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.