Home / 3,136,806.20-4,694,711.70-2,192,022.20

Finding the Fourth Proportional to 3,136,806.20, 4,694,711.70 and 2,192,022.20

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Solution

The fourth proportional to 3,136,806.20, 4,694,711.70 and 2,192,022.20 is: 3,280,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,806.20 : 4,694,711.70 = 2,192,022.20 : x
  2. Step 2: Convert to fraction form
    3,136,806.20/4,694,711.70 = 2,192,022.20/x
  3. Step 3: Cross multiply
    3,136,806.20x = 4,694,711.70 × 2,192,022.20
  4. Step 4: Simplify right side
    3,136,806.20x = 10,290,912,268,999.74
  5. Step 5: Solve for x
    x = 10,290,912,268,999.74/3,136,806.20
  6. Step 6: Final answer
    x = 3,280,697.50

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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.