Home / 1,254,251.57-1,730,899.37-681,324.53

Finding the Fourth Proportional to 1,254,251.57, 1,730,899.37 and 681,324.53

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Solution

The fourth proportional to 1,254,251.57, 1,730,899.37 and 681,324.53 is: 940,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,251.57 : 1,730,899.37 = 681,324.53 : x
  2. Step 2: Convert to fraction form
    1,254,251.57/1,730,899.37 = 681,324.53/x
  3. Step 3: Cross multiply
    1,254,251.57x = 1,730,899.37 × 681,324.53
  4. Step 4: Simplify right side
    1,254,251.57x = 1,179,304,199,742.55
  5. Step 5: Solve for x
    x = 1,179,304,199,742.55/1,254,251.57
  6. Step 6: Final answer
    x = 940,245.34

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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.