Home / 3,797,372.80-5,240,423.68-2,078,456.41

Finding the Fourth Proportional to 3,797,372.80, 5,240,423.68 and 2,078,456.41

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Solution

The fourth proportional to 3,797,372.80, 5,240,423.68 and 2,078,456.41 is: 2,868,296.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797,372.80 : 5,240,423.68 = 2,078,456.41 : x
  2. Step 2: Convert to fraction form
    3,797,372.80/5,240,423.68 = 2,078,456.41/x
  3. Step 3: Cross multiply
    3,797,372.80x = 5,240,423.68 × 2,078,456.41
  4. Step 4: Simplify right side
    3,797,372.80x = 10,891,992,188,811.79
  5. Step 5: Solve for x
    x = 10,891,992,188,811.79/3,797,372.80
  6. Step 6: Final answer
    x = 2,868,296.78

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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.