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Finding the Third Proportional to 780,966 and 1,206,841.50

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Solution

The third proportional to 780,966 and 1,206,841.50 is: 1,864,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,966 : 1,206,841.50 = 1,206,841.50 : x
  2. Step 2: Convert to fraction form
    780,966/1,206,841.50 = 1,206,841.50/x
  3. Step 3: Cross multiply
    780,966x = 1,206,841.50 × 1,206,841.50
  4. Step 4: Simplify right side
    780,966x = 1,456,466,406,122.25
  5. Step 5: Solve for x
    x = 1,456,466,406,122.25/780,966
  6. Step 6: Final answer
    x = 1,864,954.95

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.