Home / 2,154,105.43-3,231,158.14-658,184.47

Finding the Fourth Proportional to 2,154,105.43, 3,231,158.14 and 658,184.47

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Solution

The fourth proportional to 2,154,105.43, 3,231,158.14 and 658,184.47 is: 987,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,105.43 : 3,231,158.14 = 658,184.47 : x
  2. Step 2: Convert to fraction form
    2,154,105.43/3,231,158.14 = 658,184.47/x
  3. Step 3: Cross multiply
    2,154,105.43x = 3,231,158.14 × 658,184.47
  4. Step 4: Simplify right side
    2,154,105.43x = 2,126,698,100,606.92
  5. Step 5: Solve for x
    x = 2,126,698,100,606.92/2,154,105.43
  6. Step 6: Final answer
    x = 987,276.70

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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.