Home / 1,292,758.30-1,940,023.17-451,310.02

Finding the Fourth Proportional to 1,292,758.30, 1,940,023.17 and 451,310.02

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Solution

The fourth proportional to 1,292,758.30, 1,940,023.17 and 451,310.02 is: 677,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,758.30 : 1,940,023.17 = 451,310.02 : x
  2. Step 2: Convert to fraction form
    1,292,758.30/1,940,023.17 = 451,310.02/x
  3. Step 3: Cross multiply
    1,292,758.30x = 1,940,023.17 × 451,310.02
  4. Step 4: Simplify right side
    1,292,758.30x = 875,551,895,653.16
  5. Step 5: Solve for x
    x = 875,551,895,653.16/1,292,758.30
  6. Step 6: Final answer
    x = 677,274.24

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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.