Home / 1,469,812.20-2,204,199.90-523,213.80

Finding the Fourth Proportional to 1,469,812.20, 2,204,199.90 and 523,213.80

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Solution

The fourth proportional to 1,469,812.20, 2,204,199.90 and 523,213.80 is: 784,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,812.20 : 2,204,199.90 = 523,213.80 : x
  2. Step 2: Convert to fraction form
    1,469,812.20/2,204,199.90 = 523,213.80/x
  3. Step 3: Cross multiply
    1,469,812.20x = 2,204,199.90 × 523,213.80
  4. Step 4: Simplify right side
    1,469,812.20x = 1,153,267,805,638.62
  5. Step 5: Solve for x
    x = 1,153,267,805,638.62/1,469,812.20
  6. Step 6: Final answer
    x = 784,636.16

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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.