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Finding the Third Proportional to 674,220 and 1,444,395

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Solution

The third proportional to 674,220 and 1,444,395 is: 3,094,356.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,220 : 1,444,395 = 1,444,395 : x
  2. Step 2: Convert to fraction form
    674,220/1,444,395 = 1,444,395/x
  3. Step 3: Cross multiply
    674,220x = 1,444,395 × 1,444,395
  4. Step 4: Simplify right side
    674,220x = 2,086,276,916,025
  5. Step 5: Solve for x
    x = 2,086,276,916,025/674,220
  6. Step 6: Final answer
    x = 3,094,356.32

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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.