Home / 1,374,540.01-2,062,078.73-415,073.72

Finding the Fourth Proportional to 1,374,540.01, 2,062,078.73 and 415,073.72

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Solution

The fourth proportional to 1,374,540.01, 2,062,078.73 and 415,073.72 is: 622,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,540.01 : 2,062,078.73 = 415,073.72 : x
  2. Step 2: Convert to fraction form
    1,374,540.01/2,062,078.73 = 415,073.72/x
  3. Step 3: Cross multiply
    1,374,540.01x = 2,062,078.73 × 415,073.72
  4. Step 4: Simplify right side
    1,374,540.01x = 855,914,689,831.17
  5. Step 5: Solve for x
    x = 855,914,689,831.17/1,374,540.01
  6. Step 6: Final answer
    x = 622,691.73

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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.