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Finding the Third Proportional to 607,849 and 1,318,730

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Solution

The third proportional to 607,849 and 1,318,730 is: 2,860,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,849 : 1,318,730 = 1,318,730 : x
  2. Step 2: Convert to fraction form
    607,849/1,318,730 = 1,318,730/x
  3. Step 3: Cross multiply
    607,849x = 1,318,730 × 1,318,730
  4. Step 4: Simplify right side
    607,849x = 1,739,048,812,900
  5. Step 5: Solve for x
    x = 1,739,048,812,900/607,849
  6. Step 6: Final answer
    x = 2,860,988.19

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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.