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Finding the Third Proportional to 555,003 and 1,219,110

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Solution

The third proportional to 555,003 and 1,219,110 is: 2,677,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,003 : 1,219,110 = 1,219,110 : x
  2. Step 2: Convert to fraction form
    555,003/1,219,110 = 1,219,110/x
  3. Step 3: Cross multiply
    555,003x = 1,219,110 × 1,219,110
  4. Step 4: Simplify right side
    555,003x = 1,486,229,192,100
  5. Step 5: Solve for x
    x = 1,486,229,192,100/555,003
  6. Step 6: Final answer
    x = 2,677,875.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.