Home / 2,154,117.44-3,231,176.18-658,196.48

Finding the Fourth Proportional to 2,154,117.44, 3,231,176.18 and 658,196.48

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Solution

The fourth proportional to 2,154,117.44, 3,231,176.18 and 658,196.48 is: 987,294.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,117.44 : 3,231,176.18 = 658,196.48 : x
  2. Step 2: Convert to fraction form
    2,154,117.44/3,231,176.18 = 658,196.48/x
  3. Step 3: Cross multiply
    2,154,117.44x = 3,231,176.18 × 658,196.48
  4. Step 4: Simplify right side
    2,154,117.44x = 2,126,748,787,935.85
  5. Step 5: Solve for x
    x = 2,126,748,787,935.85/2,154,117.44
  6. Step 6: Final answer
    x = 987,294.73

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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.