Home / 2,930,747.40-4,396,121.10-2,080,441.80

Finding the Fourth Proportional to 2,930,747.40, 4,396,121.10 and 2,080,441.80

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Solution

The fourth proportional to 2,930,747.40, 4,396,121.10 and 2,080,441.80 is: 3,120,662.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,747.40 : 4,396,121.10 = 2,080,441.80 : x
  2. Step 2: Convert to fraction form
    2,930,747.40/4,396,121.10 = 2,080,441.80/x
  3. Step 3: Cross multiply
    2,930,747.40x = 4,396,121.10 × 2,080,441.80
  4. Step 4: Simplify right side
    2,930,747.40x = 9,145,874,094,301.98
  5. Step 5: Solve for x
    x = 9,145,874,094,301.98/2,930,747.40
  6. Step 6: Final answer
    x = 3,120,662.70

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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.