Home / 2,135,788.38-3,203,599.41-787,367.61

Finding the Fourth Proportional to 2,135,788.38, 3,203,599.41 and 787,367.61

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Solution

The fourth proportional to 2,135,788.38, 3,203,599.41 and 787,367.61 is: 1,181,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,788.38 : 3,203,599.41 = 787,367.61 : x
  2. Step 2: Convert to fraction form
    2,135,788.38/3,203,599.41 = 787,367.61/x
  3. Step 3: Cross multiply
    2,135,788.38x = 3,203,599.41 × 787,367.61
  4. Step 4: Simplify right side
    2,135,788.38x = 2,522,410,410,849.11
  5. Step 5: Solve for x
    x = 2,522,410,410,849.11/2,135,788.38
  6. Step 6: Final answer
    x = 1,181,020.76

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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.