Home / 2,306,310.39-3,182,905.13-1,287,911.97

Finding the Fourth Proportional to 2,306,310.39, 3,182,905.13 and 1,287,911.97

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Solution

The fourth proportional to 2,306,310.39, 3,182,905.13 and 1,287,911.97 is: 1,777,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306,310.39 : 3,182,905.13 = 1,287,911.97 : x
  2. Step 2: Convert to fraction form
    2,306,310.39/3,182,905.13 = 1,287,911.97/x
  3. Step 3: Cross multiply
    2,306,310.39x = 3,182,905.13 × 1,287,911.97
  4. Step 4: Simplify right side
    2,306,310.39x = 4,099,301,609,861.85
  5. Step 5: Solve for x
    x = 4,099,301,609,861.85/2,306,310.39
  6. Step 6: Final answer
    x = 1,777,428.41

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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.