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Finding the Third Proportional to 739,136 and 1,115,360

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Solution

The third proportional to 739,136 and 1,115,360 is: 1,683,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,136 : 1,115,360 = 1,115,360 : x
  2. Step 2: Convert to fraction form
    739,136/1,115,360 = 1,115,360/x
  3. Step 3: Cross multiply
    739,136x = 1,115,360 × 1,115,360
  4. Step 4: Simplify right side
    739,136x = 1,244,027,929,600
  5. Step 5: Solve for x
    x = 1,244,027,929,600/739,136
  6. Step 6: Final answer
    x = 1,683,083.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.