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Finding the Third Proportional to 513,705 and 1,063,212

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Solution

The third proportional to 513,705 and 1,063,212 is: 2,200,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,705 : 1,063,212 = 1,063,212 : x
  2. Step 2: Convert to fraction form
    513,705/1,063,212 = 1,063,212/x
  3. Step 3: Cross multiply
    513,705x = 1,063,212 × 1,063,212
  4. Step 4: Simplify right side
    513,705x = 1,130,419,756,944
  5. Step 5: Solve for x
    x = 1,130,419,756,944/513,705
  6. Step 6: Final answer
    x = 2,200,523.17

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.