Home / 2,560,414.88-3,843,032.88-1,299,147.68

Finding the Fourth Proportional to 2,560,414.88, 3,843,032.88 and 1,299,147.68

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Solution

The fourth proportional to 2,560,414.88, 3,843,032.88 and 1,299,147.68 is: 1,949,944.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,414.88 : 3,843,032.88 = 1,299,147.68 : x
  2. Step 2: Convert to fraction form
    2,560,414.88/3,843,032.88 = 1,299,147.68/x
  3. Step 3: Cross multiply
    2,560,414.88x = 3,843,032.88 × 1,299,147.68
  4. Step 4: Simplify right side
    2,560,414.88x = 4,992,667,250,215.72
  5. Step 5: Solve for x
    x = 4,992,667,250,215.72/2,560,414.88
  6. Step 6: Final answer
    x = 1,949,944.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.