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Finding the Third Proportional to 907,667 and 1,955,376

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Solution

The third proportional to 907,667 and 1,955,376 is: 4,212,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,667 : 1,955,376 = 1,955,376 : x
  2. Step 2: Convert to fraction form
    907,667/1,955,376 = 1,955,376/x
  3. Step 3: Cross multiply
    907,667x = 1,955,376 × 1,955,376
  4. Step 4: Simplify right side
    907,667x = 3,823,495,301,376
  5. Step 5: Solve for x
    x = 3,823,495,301,376/907,667
  6. Step 6: Final answer
    x = 4,212,442.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.