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Finding the Fourth Proportional to 1,794,136, 2,691,204 and 729,757.12

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Solution

The fourth proportional to 1,794,136, 2,691,204 and 729,757.12 is: 1,094,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,136 : 2,691,204 = 729,757.12 : x
  2. Step 2: Convert to fraction form
    1,794,136/2,691,204 = 729,757.12/x
  3. Step 3: Cross multiply
    1,794,136x = 2,691,204 × 729,757.12
  4. Step 4: Simplify right side
    1,794,136x = 1,963,925,280,372.48
  5. Step 5: Solve for x
    x = 1,963,925,280,372.48/1,794,136
  6. Step 6: Final answer
    x = 1,094,635.68

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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.