Home / 3,454,781.12-5,181,984.72-1,058,632.84

Finding the Fourth Proportional to 3,454,781.12, 5,181,984.72 and 1,058,632.84

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Solution

The fourth proportional to 3,454,781.12, 5,181,984.72 and 1,058,632.84 is: 1,587,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,781.12 : 5,181,984.72 = 1,058,632.84 : x
  2. Step 2: Convert to fraction form
    3,454,781.12/5,181,984.72 = 1,058,632.84/x
  3. Step 3: Cross multiply
    3,454,781.12x = 5,181,984.72 × 1,058,632.84
  4. Step 4: Simplify right side
    3,454,781.12x = 5,485,819,207,447.69
  5. Step 5: Solve for x
    x = 5,485,819,207,447.69/3,454,781.12
  6. Step 6: Final answer
    x = 1,587,891.97

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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.