Home / 1,251,839.88-1,727,612.10-708,023.88

Finding the Fourth Proportional to 1,251,839.88, 1,727,612.10 and 708,023.88

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Solution

The fourth proportional to 1,251,839.88, 1,727,612.10 and 708,023.88 is: 977,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,839.88 : 1,727,612.10 = 708,023.88 : x
  2. Step 2: Convert to fraction form
    1,251,839.88/1,727,612.10 = 708,023.88/x
  3. Step 3: Cross multiply
    1,251,839.88x = 1,727,612.10 × 708,023.88
  4. Step 4: Simplify right side
    1,251,839.88x = 1,223,190,622,176.95
  5. Step 5: Solve for x
    x = 1,223,190,622,176.95/1,251,839.88
  6. Step 6: Final answer
    x = 977,114.28

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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.