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Finding the Third Proportional to 569,520 and 1,252,728

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Solution

The third proportional to 569,520 and 1,252,728 is: 2,755,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,520 : 1,252,728 = 1,252,728 : x
  2. Step 2: Convert to fraction form
    569,520/1,252,728 = 1,252,728/x
  3. Step 3: Cross multiply
    569,520x = 1,252,728 × 1,252,728
  4. Step 4: Simplify right side
    569,520x = 1,569,327,441,984
  5. Step 5: Solve for x
    x = 1,569,327,441,984/569,520
  6. Step 6: Final answer
    x = 2,755,526.48

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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.