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Finding the Third Proportional to 572,186 and 1,220,350

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Solution

The third proportional to 572,186 and 1,220,350 is: 2,602,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,186 : 1,220,350 = 1,220,350 : x
  2. Step 2: Convert to fraction form
    572,186/1,220,350 = 1,220,350/x
  3. Step 3: Cross multiply
    572,186x = 1,220,350 × 1,220,350
  4. Step 4: Simplify right side
    572,186x = 1,489,254,122,500
  5. Step 5: Solve for x
    x = 1,489,254,122,500/572,186
  6. Step 6: Final answer
    x = 2,602,744.78

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.