Home / 1,338,190.44-1,846,653.30-726,330.18

Finding the Fourth Proportional to 1,338,190.44, 1,846,653.30 and 726,330.18

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Solution

The fourth proportional to 1,338,190.44, 1,846,653.30 and 726,330.18 is: 1,002,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,190.44 : 1,846,653.30 = 726,330.18 : x
  2. Step 2: Convert to fraction form
    1,338,190.44/1,846,653.30 = 726,330.18/x
  3. Step 3: Cross multiply
    1,338,190.44x = 1,846,653.30 × 726,330.18
  4. Step 4: Simplify right side
    1,338,190.44x = 1,341,280,023,786.59
  5. Step 5: Solve for x
    x = 1,341,280,023,786.59/1,338,190.44
  6. Step 6: Final answer
    x = 1,002,308.78

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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.