Home / 2,930,711.40-4,396,067.10-2,033,166.60

Finding the Fourth Proportional to 2,930,711.40, 4,396,067.10 and 2,033,166.60

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Solution

The fourth proportional to 2,930,711.40, 4,396,067.10 and 2,033,166.60 is: 3,049,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,711.40 : 4,396,067.10 = 2,033,166.60 : x
  2. Step 2: Convert to fraction form
    2,930,711.40/4,396,067.10 = 2,033,166.60/x
  3. Step 3: Cross multiply
    2,930,711.40x = 4,396,067.10 × 2,033,166.60
  4. Step 4: Simplify right side
    2,930,711.40x = 8,937,936,799,078.86
  5. Step 5: Solve for x
    x = 8,937,936,799,078.86/2,930,711.40
  6. Step 6: Final answer
    x = 3,049,749.90

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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.