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Finding the Third Proportional to 790,260 and 1,706,876

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Solution

The third proportional to 790,260 and 1,706,876 is: 3,686,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,260 : 1,706,876 = 1,706,876 : x
  2. Step 2: Convert to fraction form
    790,260/1,706,876 = 1,706,876/x
  3. Step 3: Cross multiply
    790,260x = 1,706,876 × 1,706,876
  4. Step 4: Simplify right side
    790,260x = 2,913,425,679,376
  5. Step 5: Solve for x
    x = 2,913,425,679,376/790,260
  6. Step 6: Final answer
    x = 3,686,667.27

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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.