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Finding the Third Proportional to 785,280.75 and 1,200,759.38

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Solution

The third proportional to 785,280.75 and 1,200,759.38 is: 1,836,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,280.75 : 1,200,759.38 = 1,200,759.38 : x
  2. Step 2: Convert to fraction form
    785,280.75/1,200,759.38 = 1,200,759.38/x
  3. Step 3: Cross multiply
    785,280.75x = 1,200,759.38 × 1,200,759.38
  4. Step 4: Simplify right side
    785,280.75x = 1,441,823,076,650.39
  5. Step 5: Solve for x
    x = 1,441,823,076,650.39/785,280.75
  6. Step 6: Final answer
    x = 1,836,060.64

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.