Home / 1,374,358.28-1,896,550.38-762,504.54

Finding the Fourth Proportional to 1,374,358.28, 1,896,550.38 and 762,504.54

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Solution

The fourth proportional to 1,374,358.28, 1,896,550.38 and 762,504.54 is: 1,052,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,358.28 : 1,896,550.38 = 762,504.54 : x
  2. Step 2: Convert to fraction form
    1,374,358.28/1,896,550.38 = 762,504.54/x
  3. Step 3: Cross multiply
    1,374,358.28x = 1,896,550.38 × 762,504.54
  4. Step 4: Simplify right side
    1,374,358.28x = 1,446,128,275,088.73
  5. Step 5: Solve for x
    x = 1,446,128,275,088.73/1,374,358.28
  6. Step 6: Final answer
    x = 1,052,220.73

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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.