Home / 2,766,910.32-4,150,247.71-945,438.90

Finding the Fourth Proportional to 2,766,910.32, 4,150,247.71 and 945,438.90

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Solution

The fourth proportional to 2,766,910.32, 4,150,247.71 and 945,438.90 is: 1,418,118.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,910.32 : 4,150,247.71 = 945,438.90 : x
  2. Step 2: Convert to fraction form
    2,766,910.32/4,150,247.71 = 945,438.90/x
  3. Step 3: Cross multiply
    2,766,910.32x = 4,150,247.71 × 945,438.90
  4. Step 4: Simplify right side
    2,766,910.32x = 3,923,805,629,669.92
  5. Step 5: Solve for x
    x = 3,923,805,629,669.92/2,766,910.32
  6. Step 6: Final answer
    x = 1,418,118.11

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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.