Home / 2,269,839.40-3,132,399.66-1,251,280.60

Finding the Fourth Proportional to 2,269,839.40, 3,132,399.66 and 1,251,280.60

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Solution

The fourth proportional to 2,269,839.40, 3,132,399.66 and 1,251,280.60 is: 1,726,778.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,839.40 : 3,132,399.66 = 1,251,280.60 : x
  2. Step 2: Convert to fraction form
    2,269,839.40/3,132,399.66 = 1,251,280.60/x
  3. Step 3: Cross multiply
    2,269,839.40x = 3,132,399.66 × 1,251,280.60
  4. Step 4: Simplify right side
    2,269,839.40x = 3,919,510,926,004.60
  5. Step 5: Solve for x
    x = 3,919,510,926,004.60/2,269,839.40
  6. Step 6: Final answer
    x = 1,726,778.96

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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.