Home / 1,250,455.20-1,725,629.82-677,494.92

Finding the Fourth Proportional to 1,250,455.20, 1,725,629.82 and 677,494.92

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Solution

The fourth proportional to 1,250,455.20, 1,725,629.82 and 677,494.92 is: 934,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,455.20 : 1,725,629.82 = 677,494.92 : x
  2. Step 2: Convert to fraction form
    1,250,455.20/1,725,629.82 = 677,494.92/x
  3. Step 3: Cross multiply
    1,250,455.20x = 1,725,629.82 × 677,494.92
  4. Step 4: Simplify right side
    1,250,455.20x = 1,169,105,436,850.51
  5. Step 5: Solve for x
    x = 1,169,105,436,850.51/1,250,455.20
  6. Step 6: Final answer
    x = 934,943.88

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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.