Home / 1,027,921.67-1,418,543.12-569,043.92

Finding the Fourth Proportional to 1,027,921.67, 1,418,543.12 and 569,043.92

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Solution

The fourth proportional to 1,027,921.67, 1,418,543.12 and 569,043.92 is: 785,286.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,921.67 : 1,418,543.12 = 569,043.92 : x
  2. Step 2: Convert to fraction form
    1,027,921.67/1,418,543.12 = 569,043.92/x
  3. Step 3: Cross multiply
    1,027,921.67x = 1,418,543.12 × 569,043.92
  4. Step 4: Simplify right side
    1,027,921.67x = 807,213,332,023.73
  5. Step 5: Solve for x
    x = 807,213,332,023.73/1,027,921.67
  6. Step 6: Final answer
    x = 785,286.81

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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.