Home / 2,250,160.28-3,105,197.53-1,217,645.47

Finding the Fourth Proportional to 2,250,160.28, 3,105,197.53 and 1,217,645.47

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Solution

The fourth proportional to 2,250,160.28, 3,105,197.53 and 1,217,645.47 is: 1,680,337.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,160.28 : 3,105,197.53 = 1,217,645.47 : x
  2. Step 2: Convert to fraction form
    2,250,160.28/3,105,197.53 = 1,217,645.47/x
  3. Step 3: Cross multiply
    2,250,160.28x = 3,105,197.53 × 1,217,645.47
  4. Step 4: Simplify right side
    2,250,160.28x = 3,781,029,684,245.47
  5. Step 5: Solve for x
    x = 3,781,029,684,245.47/2,250,160.28
  6. Step 6: Final answer
    x = 1,680,337.94

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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.