Home / 1,988,565.97-2,982,304.56-548,905.22

Finding the Fourth Proportional to 1,988,565.97, 2,982,304.56 and 548,905.22

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Solution

The fourth proportional to 1,988,565.97, 2,982,304.56 and 548,905.22 is: 823,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,565.97 : 2,982,304.56 = 548,905.22 : x
  2. Step 2: Convert to fraction form
    1,988,565.97/2,982,304.56 = 548,905.22/x
  3. Step 3: Cross multiply
    1,988,565.97x = 2,982,304.56 × 548,905.22
  4. Step 4: Simplify right side
    1,988,565.97x = 1,637,002,540,613.80
  5. Step 5: Solve for x
    x = 1,637,002,540,613.80/1,988,565.97
  6. Step 6: Final answer
    x = 823,207.56

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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.