Home / 3,616,443.28-5,424,664.86-2,818,321.92

Finding the Fourth Proportional to 3,616,443.28, 5,424,664.86 and 2,818,321.92

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Solution

The fourth proportional to 3,616,443.28, 5,424,664.86 and 2,818,321.92 is: 4,227,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,443.28 : 5,424,664.86 = 2,818,321.92 : x
  2. Step 2: Convert to fraction form
    3,616,443.28/5,424,664.86 = 2,818,321.92/x
  3. Step 3: Cross multiply
    3,616,443.28x = 5,424,664.86 × 2,818,321.92
  4. Step 4: Simplify right side
    3,616,443.28x = 15,288,451,883,591.73
  5. Step 5: Solve for x
    x = 15,288,451,883,591.73/3,616,443.28
  6. Step 6: Final answer
    x = 4,227,482.83

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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.