Home / 3,960,408.26-5,465,217.20-2,149,533.38

Finding the Fourth Proportional to 3,960,408.26, 5,465,217.20 and 2,149,533.38

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Solution

The fourth proportional to 3,960,408.26, 5,465,217.20 and 2,149,533.38 is: 2,966,276.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,408.26 : 5,465,217.20 = 2,149,533.38 : x
  2. Step 2: Convert to fraction form
    3,960,408.26/5,465,217.20 = 2,149,533.38/x
  3. Step 3: Cross multiply
    3,960,408.26x = 5,465,217.20 × 2,149,533.38
  4. Step 4: Simplify right side
    3,960,408.26x = 11,747,666,800,350.14
  5. Step 5: Solve for x
    x = 11,747,666,800,350.14/3,960,408.26
  6. Step 6: Final answer
    x = 2,966,276.71

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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.