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Finding the Fourth Proportional to 2,569,704.40, 3,854,556.60 and 2,471,726.80

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Solution

The fourth proportional to 2,569,704.40, 3,854,556.60 and 2,471,726.80 is: 3,707,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,704.40 : 3,854,556.60 = 2,471,726.80 : x
  2. Step 2: Convert to fraction form
    2,569,704.40/3,854,556.60 = 2,471,726.80/x
  3. Step 3: Cross multiply
    2,569,704.40x = 3,854,556.60 × 2,471,726.80
  4. Step 4: Simplify right side
    2,569,704.40x = 9,527,410,850,336.88
  5. Step 5: Solve for x
    x = 9,527,410,850,336.88/2,569,704.40
  6. Step 6: Final answer
    x = 3,707,590.20

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Double scale
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Similar ratio
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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.