Home / 1,722,769.41-2,584,136.49-443,371.88

Finding the Fourth Proportional to 1,722,769.41, 2,584,136.49 and 443,371.88

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Solution

The fourth proportional to 1,722,769.41, 2,584,136.49 and 443,371.88 is: 665,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,769.41 : 2,584,136.49 = 443,371.88 : x
  2. Step 2: Convert to fraction form
    1,722,769.41/2,584,136.49 = 443,371.88/x
  3. Step 3: Cross multiply
    1,722,769.41x = 2,584,136.49 × 443,371.88
  4. Step 4: Simplify right side
    1,722,769.41x = 1,145,733,453,747.90
  5. Step 5: Solve for x
    x = 1,145,733,453,747.90/1,722,769.41
  6. Step 6: Final answer
    x = 665,053.28

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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.