Home / 1,292,760.30-1,940,026.18-451,312.02

Finding the Fourth Proportional to 1,292,760.30, 1,940,026.18 and 451,312.02

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Solution

The fourth proportional to 1,292,760.30, 1,940,026.18 and 451,312.02 is: 677,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,760.30 : 1,940,026.18 = 451,312.02 : x
  2. Step 2: Convert to fraction form
    1,292,760.30/1,940,026.18 = 451,312.02/x
  3. Step 3: Cross multiply
    1,292,760.30x = 1,940,026.18 × 451,312.02
  4. Step 4: Simplify right side
    1,292,760.30x = 875,557,134,148.68
  5. Step 5: Solve for x
    x = 875,557,134,148.68/1,292,760.30
  6. Step 6: Final answer
    x = 677,277.24

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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.