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Finding the Third Proportional to 793,778 and 1,711,972

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Solution

The third proportional to 793,778 and 1,711,972 is: 3,692,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,778 : 1,711,972 = 1,711,972 : x
  2. Step 2: Convert to fraction form
    793,778/1,711,972 = 1,711,972/x
  3. Step 3: Cross multiply
    793,778x = 1,711,972 × 1,711,972
  4. Step 4: Simplify right side
    793,778x = 2,930,848,128,784
  5. Step 5: Solve for x
    x = 2,930,848,128,784/793,778
  6. Step 6: Final answer
    x = 3,692,276.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.