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Finding the Third Proportional to 1,036,220 and 2,229,903

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Solution

The third proportional to 1,036,220 and 2,229,903 is: 4,798,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,220 : 2,229,903 = 2,229,903 : x
  2. Step 2: Convert to fraction form
    1,036,220/2,229,903 = 2,229,903/x
  3. Step 3: Cross multiply
    1,036,220x = 2,229,903 × 2,229,903
  4. Step 4: Simplify right side
    1,036,220x = 4,972,467,389,409
  5. Step 5: Solve for x
    x = 4,972,467,389,409/1,036,220
  6. Step 6: Final answer
    x = 4,798,659.93

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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.