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Finding the Third Proportional to 569,521 and 1,252,730

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Solution

The third proportional to 569,521 and 1,252,730 is: 2,755,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,521 : 1,252,730 = 1,252,730 : x
  2. Step 2: Convert to fraction form
    569,521/1,252,730 = 1,252,730/x
  3. Step 3: Cross multiply
    569,521x = 1,252,730 × 1,252,730
  4. Step 4: Simplify right side
    569,521x = 1,569,332,452,900
  5. Step 5: Solve for x
    x = 1,569,332,452,900/569,521
  6. Step 6: Final answer
    x = 2,755,530.44

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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.