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Finding the Third Proportional to 668,793 and 1,446,666

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Solution

The third proportional to 668,793 and 1,446,666 is: 3,129,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,793 : 1,446,666 = 1,446,666 : x
  2. Step 2: Convert to fraction form
    668,793/1,446,666 = 1,446,666/x
  3. Step 3: Cross multiply
    668,793x = 1,446,666 × 1,446,666
  4. Step 4: Simplify right side
    668,793x = 2,092,842,515,556
  5. Step 5: Solve for x
    x = 2,092,842,515,556/668,793
  6. Step 6: Final answer
    x = 3,129,282.93

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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.