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Finding the Third Proportional to 611,190 and 1,327,560

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Solution

The third proportional to 611,190 and 1,327,560 is: 2,883,580.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,190 : 1,327,560 = 1,327,560 : x
  2. Step 2: Convert to fraction form
    611,190/1,327,560 = 1,327,560/x
  3. Step 3: Cross multiply
    611,190x = 1,327,560 × 1,327,560
  4. Step 4: Simplify right side
    611,190x = 1,762,415,553,600
  5. Step 5: Solve for x
    x = 1,762,415,553,600/611,190
  6. Step 6: Final answer
    x = 2,883,580.48

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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.