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Finding the Third Proportional to 632,207 and 1,369,390

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Solution

The third proportional to 632,207 and 1,369,390 is: 2,966,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,207 : 1,369,390 = 1,369,390 : x
  2. Step 2: Convert to fraction form
    632,207/1,369,390 = 1,369,390/x
  3. Step 3: Cross multiply
    632,207x = 1,369,390 × 1,369,390
  4. Step 4: Simplify right side
    632,207x = 1,875,228,972,100
  5. Step 5: Solve for x
    x = 1,875,228,972,100/632,207
  6. Step 6: Final answer
    x = 2,966,162.94

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.