Home / 4,147,015.76-5,722,187.88-2,311,071.92

Finding the Fourth Proportional to 4,147,015.76, 5,722,187.88 and 2,311,071.92

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Solution

The fourth proportional to 4,147,015.76, 5,722,187.88 and 2,311,071.92 is: 3,188,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,015.76 : 5,722,187.88 = 2,311,071.92 : x
  2. Step 2: Convert to fraction form
    4,147,015.76/5,722,187.88 = 2,311,071.92/x
  3. Step 3: Cross multiply
    4,147,015.76x = 5,722,187.88 × 2,311,071.92
  4. Step 4: Simplify right side
    4,147,015.76x = 13,224,387,730,432.33
  5. Step 5: Solve for x
    x = 13,224,387,730,432.33/4,147,015.76
  6. Step 6: Final answer
    x = 3,188,892.57

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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.