Home / 1,333,452.97-1,840,150.87-721,592.34

Finding the Fourth Proportional to 1,333,452.97, 1,840,150.87 and 721,592.34

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Solution

The fourth proportional to 1,333,452.97, 1,840,150.87 and 721,592.34 is: 995,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,452.97 : 1,840,150.87 = 721,592.34 : x
  2. Step 2: Convert to fraction form
    1,333,452.97/1,840,150.87 = 721,592.34/x
  3. Step 3: Cross multiply
    1,333,452.97x = 1,840,150.87 × 721,592.34
  4. Step 4: Simplify right side
    1,333,452.97x = 1,327,838,772,236.34
  5. Step 5: Solve for x
    x = 1,327,838,772,236.34/1,333,452.97
  6. Step 6: Final answer
    x = 995,789.73

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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.