Home / 1,254,534.13-1,731,265.38-681,574.15

Finding the Fourth Proportional to 1,254,534.13, 1,731,265.38 and 681,574.15

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Solution

The fourth proportional to 1,254,534.13, 1,731,265.38 and 681,574.15 is: 940,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,534.13 : 1,731,265.38 = 681,574.15 : x
  2. Step 2: Convert to fraction form
    1,254,534.13/1,731,265.38 = 681,574.15/x
  3. Step 3: Cross multiply
    1,254,534.13x = 1,731,265.38 × 681,574.15
  4. Step 4: Simplify right side
    1,254,534.13x = 1,179,985,729,797.93
  5. Step 5: Solve for x
    x = 1,179,985,729,797.93/1,254,534.13
  6. Step 6: Final answer
    x = 940,576.83

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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.