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Finding the Third Proportional to 1,793,717 and 3,902,361

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Solution

The third proportional to 1,793,717 and 3,902,361 is: 8,489,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,717 : 3,902,361 = 3,902,361 : x
  2. Step 2: Convert to fraction form
    1,793,717/3,902,361 = 3,902,361/x
  3. Step 3: Cross multiply
    1,793,717x = 3,902,361 × 3,902,361
  4. Step 4: Simplify right side
    1,793,717x = 15,228,421,374,321
  5. Step 5: Solve for x
    x = 15,228,421,374,321/1,793,717
  6. Step 6: Final answer
    x = 8,489,868.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.