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Finding the Third Proportional to 793,136 and 1,276,792

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Solution

The third proportional to 793,136 and 1,276,792 is: 2,055,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,136 : 1,276,792 = 1,276,792 : x
  2. Step 2: Convert to fraction form
    793,136/1,276,792 = 1,276,792/x
  3. Step 3: Cross multiply
    793,136x = 1,276,792 × 1,276,792
  4. Step 4: Simplify right side
    793,136x = 1,630,197,811,264
  5. Step 5: Solve for x
    x = 1,630,197,811,264/793,136
  6. Step 6: Final answer
    x = 2,055,382.45

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.