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Finding the Third Proportional to 568,630 and 1,215,992

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Solution

The third proportional to 568,630 and 1,215,992 is: 2,600,349.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,630 : 1,215,992 = 1,215,992 : x
  2. Step 2: Convert to fraction form
    568,630/1,215,992 = 1,215,992/x
  3. Step 3: Cross multiply
    568,630x = 1,215,992 × 1,215,992
  4. Step 4: Simplify right side
    568,630x = 1,478,636,544,064
  5. Step 5: Solve for x
    x = 1,478,636,544,064/568,630
  6. Step 6: Final answer
    x = 2,600,349.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.