Home / 2,819,936.92-3,891,517.92-1,530,778.18

Finding the Fourth Proportional to 2,819,936.92, 3,891,517.92 and 1,530,778.18

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Solution

The fourth proportional to 2,819,936.92, 3,891,517.92 and 1,530,778.18 is: 2,112,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,936.92 : 3,891,517.92 = 1,530,778.18 : x
  2. Step 2: Convert to fraction form
    2,819,936.92/3,891,517.92 = 1,530,778.18/x
  3. Step 3: Cross multiply
    2,819,936.92x = 3,891,517.92 × 1,530,778.18
  4. Step 4: Simplify right side
    2,819,936.92x = 5,957,050,719,014.99
  5. Step 5: Solve for x
    x = 5,957,050,719,014.99/2,819,936.92
  6. Step 6: Final answer
    x = 2,112,476.59

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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.