Home / 3,780,101.28-5,216,424.84-2,061,255.36

Finding the Fourth Proportional to 3,780,101.28, 5,216,424.84 and 2,061,255.36

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Solution

The fourth proportional to 3,780,101.28, 5,216,424.84 and 2,061,255.36 is: 2,844,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,101.28 : 5,216,424.84 = 2,061,255.36 : x
  2. Step 2: Convert to fraction form
    3,780,101.28/5,216,424.84 = 2,061,255.36/x
  3. Step 3: Cross multiply
    3,780,101.28x = 5,216,424.84 × 2,061,255.36
  4. Step 4: Simplify right side
    3,780,101.28x = 10,752,383,661,487.14
  5. Step 5: Solve for x
    x = 10,752,383,661,487.14/3,780,101.28
  6. Step 6: Final answer
    x = 2,844,469.73

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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.