Home / 1,333,475.18-1,840,201.36-721,627.97

Finding the Fourth Proportional to 1,333,475.18, 1,840,201.36 and 721,627.97

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Solution

The fourth proportional to 1,333,475.18, 1,840,201.36 and 721,627.97 is: 995,849.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,475.18 : 1,840,201.36 = 721,627.97 : x
  2. Step 2: Convert to fraction form
    1,333,475.18/1,840,201.36 = 721,627.97/x
  3. Step 3: Cross multiply
    1,333,475.18x = 1,840,201.36 × 721,627.97
  4. Step 4: Simplify right side
    1,333,475.18x = 1,327,940,767,703.72
  5. Step 5: Solve for x
    x = 1,327,940,767,703.72/1,333,475.18
  6. Step 6: Final answer
    x = 995,849.63

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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.