Home / 1,128,508.61-1,692,757.04-275,585.09

Finding the Fourth Proportional to 1,128,508.61, 1,692,757.04 and 275,585.09

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Solution

The fourth proportional to 1,128,508.61, 1,692,757.04 and 275,585.09 is: 413,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,508.61 : 1,692,757.04 = 275,585.09 : x
  2. Step 2: Convert to fraction form
    1,128,508.61/1,692,757.04 = 275,585.09/x
  3. Step 3: Cross multiply
    1,128,508.61x = 1,692,757.04 × 275,585.09
  4. Step 4: Simplify right side
    1,128,508.61x = 466,498,591,374.82
  5. Step 5: Solve for x
    x = 466,498,591,374.82/1,128,508.61
  6. Step 6: Final answer
    x = 413,376.19

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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.