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Finding the Third Proportional to 902,672 and 1,946,408

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Solution

The third proportional to 902,672 and 1,946,408 is: 4,196,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,672 : 1,946,408 = 1,946,408 : x
  2. Step 2: Convert to fraction form
    902,672/1,946,408 = 1,946,408/x
  3. Step 3: Cross multiply
    902,672x = 1,946,408 × 1,946,408
  4. Step 4: Simplify right side
    902,672x = 3,788,504,102,464
  5. Step 5: Solve for x
    x = 3,788,504,102,464/902,672
  6. Step 6: Final answer
    x = 4,196,988.61

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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.