Home / 3,149,167.39-4,347,942.78-2,422,733.47

Finding the Fourth Proportional to 3,149,167.39, 4,347,942.78 and 2,422,733.47

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Solution

The fourth proportional to 3,149,167.39, 4,347,942.78 and 2,422,733.47 is: 3,344,981.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,167.39 : 4,347,942.78 = 2,422,733.47 : x
  2. Step 2: Convert to fraction form
    3,149,167.39/4,347,942.78 = 2,422,733.47/x
  3. Step 3: Cross multiply
    3,149,167.39x = 4,347,942.78 × 2,422,733.47
  4. Step 4: Simplify right side
    3,149,167.39x = 10,533,906,498,750.85
  5. Step 5: Solve for x
    x = 10,533,906,498,750.85/3,149,167.39
  6. Step 6: Final answer
    x = 3,344,981.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.