Home / 2,192,809.60-3,288,811.92-994,443.76

Finding the Fourth Proportional to 2,192,809.60, 3,288,811.92 and 994,443.76

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Solution

The fourth proportional to 2,192,809.60, 3,288,811.92 and 994,443.76 is: 1,491,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,809.60 : 3,288,811.92 = 994,443.76 : x
  2. Step 2: Convert to fraction form
    2,192,809.60/3,288,811.92 = 994,443.76/x
  3. Step 3: Cross multiply
    2,192,809.60x = 3,288,811.92 × 994,443.76
  4. Step 4: Simplify right side
    2,192,809.60x = 3,270,538,491,657.62
  5. Step 5: Solve for x
    x = 3,270,538,491,657.62/2,192,809.60
  6. Step 6: Final answer
    x = 1,491,483.11

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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.