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Finding the Third Proportional to 606,756 and 1,319,408

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Solution

The third proportional to 606,756 and 1,319,408 is: 2,869,089.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,756 : 1,319,408 = 1,319,408 : x
  2. Step 2: Convert to fraction form
    606,756/1,319,408 = 1,319,408/x
  3. Step 3: Cross multiply
    606,756x = 1,319,408 × 1,319,408
  4. Step 4: Simplify right side
    606,756x = 1,740,837,470,464
  5. Step 5: Solve for x
    x = 1,740,837,470,464/606,756
  6. Step 6: Final answer
    x = 2,869,089.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.