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Finding the Third Proportional to 650,655 and 1,409,886

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Solution

The third proportional to 650,655 and 1,409,886 is: 3,055,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,655 : 1,409,886 = 1,409,886 : x
  2. Step 2: Convert to fraction form
    650,655/1,409,886 = 1,409,886/x
  3. Step 3: Cross multiply
    650,655x = 1,409,886 × 1,409,886
  4. Step 4: Simplify right side
    650,655x = 1,987,778,532,996
  5. Step 5: Solve for x
    x = 1,987,778,532,996/650,655
  6. Step 6: Final answer
    x = 3,055,042.28

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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.