Home / 2,930,747.60-4,396,121.40-2,725,461.20

Finding the Fourth Proportional to 2,930,747.60, 4,396,121.40 and 2,725,461.20

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Solution

The fourth proportional to 2,930,747.60, 4,396,121.40 and 2,725,461.20 is: 4,088,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,747.60 : 4,396,121.40 = 2,725,461.20 : x
  2. Step 2: Convert to fraction form
    2,930,747.60/4,396,121.40 = 2,725,461.20/x
  3. Step 3: Cross multiply
    2,930,747.60x = 4,396,121.40 × 2,725,461.20
  4. Step 4: Simplify right side
    2,930,747.60x = 11,981,458,306,189.68
  5. Step 5: Solve for x
    x = 11,981,458,306,189.68/2,930,747.60
  6. Step 6: Final answer
    x = 4,088,191.80

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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.