Home / 2,647,199.92-3,969,293.32-1,806,769.84

Finding the Fourth Proportional to 2,647,199.92, 3,969,293.32 and 1,806,769.84

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Solution

The fourth proportional to 2,647,199.92, 3,969,293.32 and 1,806,769.84 is: 2,709,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,199.92 : 3,969,293.32 = 1,806,769.84 : x
  2. Step 2: Convert to fraction form
    2,647,199.92/3,969,293.32 = 1,806,769.84/x
  3. Step 3: Cross multiply
    2,647,199.92x = 3,969,293.32 × 1,806,769.84
  4. Step 4: Simplify right side
    2,647,199.92x = 7,171,599,456,689.47
  5. Step 5: Solve for x
    x = 7,171,599,456,689.47/2,647,199.92
  6. Step 6: Final answer
    x = 2,709,126.50

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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.