Home / 2,505,758.78-3,456,160.45-2,299,691.13

Finding the Fourth Proportional to 2,505,758.78, 3,456,160.45 and 2,299,691.13

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Solution

The fourth proportional to 2,505,758.78, 3,456,160.45 and 2,299,691.13 is: 3,171,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505,758.78 : 3,456,160.45 = 2,299,691.13 : x
  2. Step 2: Convert to fraction form
    2,505,758.78/3,456,160.45 = 2,299,691.13/x
  3. Step 3: Cross multiply
    2,505,758.78x = 3,456,160.45 × 2,299,691.13
  4. Step 4: Simplify right side
    2,505,758.78x = 7,948,101,530,721.81
  5. Step 5: Solve for x
    x = 7,948,101,530,721.81/2,505,758.78
  6. Step 6: Final answer
    x = 3,171,934.02

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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.