Home / 1,292,434.10-1,937,753.39-572,383.43

Finding the Fourth Proportional to 1,292,434.10, 1,937,753.39 and 572,383.43

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Solution

The fourth proportional to 1,292,434.10, 1,937,753.39 and 572,383.43 is: 858,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,434.10 : 1,937,753.39 = 572,383.43 : x
  2. Step 2: Convert to fraction form
    1,292,434.10/1,937,753.39 = 572,383.43/x
  3. Step 3: Cross multiply
    1,292,434.10x = 1,937,753.39 × 572,383.43
  4. Step 4: Simplify right side
    1,292,434.10x = 1,109,137,931,862.33
  5. Step 5: Solve for x
    x = 1,109,137,931,862.33/1,292,434.10
  6. Step 6: Final answer
    x = 858,177.55

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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.