Home / 3,768,905.60-5,653,358.40-2,257,251.20

Finding the Fourth Proportional to 3,768,905.60, 5,653,358.40 and 2,257,251.20

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Solution

The fourth proportional to 3,768,905.60, 5,653,358.40 and 2,257,251.20 is: 3,385,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,905.60 : 5,653,358.40 = 2,257,251.20 : x
  2. Step 2: Convert to fraction form
    3,768,905.60/5,653,358.40 = 2,257,251.20/x
  3. Step 3: Cross multiply
    3,768,905.60x = 5,653,358.40 × 2,257,251.20
  4. Step 4: Simplify right side
    3,768,905.60x = 12,761,050,032,430.08
  5. Step 5: Solve for x
    x = 12,761,050,032,430.08/3,768,905.60
  6. Step 6: Final answer
    x = 3,385,876.80

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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.