Home / 1,254,078.32-1,729,449.24-967,143.92

Finding the Fourth Proportional to 1,254,078.32, 1,729,449.24 and 967,143.92

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Solution

The fourth proportional to 1,254,078.32, 1,729,449.24 and 967,143.92 is: 1,333,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,078.32 : 1,729,449.24 = 967,143.92 : x
  2. Step 2: Convert to fraction form
    1,254,078.32/1,729,449.24 = 967,143.92/x
  3. Step 3: Cross multiply
    1,254,078.32x = 1,729,449.24 × 967,143.92
  4. Step 4: Simplify right side
    1,254,078.32x = 1,672,626,317,414.62
  5. Step 5: Solve for x
    x = 1,672,626,317,414.62/1,254,078.32
  6. Step 6: Final answer
    x = 1,333,749.49

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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.