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Finding the Third Proportional to 603,378 and 1,327,284

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Solution

The third proportional to 603,378 and 1,327,284 is: 2,919,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,378 : 1,327,284 = 1,327,284 : x
  2. Step 2: Convert to fraction form
    603,378/1,327,284 = 1,327,284/x
  3. Step 3: Cross multiply
    603,378x = 1,327,284 × 1,327,284
  4. Step 4: Simplify right side
    603,378x = 1,761,682,816,656
  5. Step 5: Solve for x
    x = 1,761,682,816,656/603,378
  6. Step 6: Final answer
    x = 2,919,700.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.