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Finding the Third Proportional to 606,415 and 1,320,425

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Solution

The third proportional to 606,415 and 1,320,425 is: 2,875,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,415 : 1,320,425 = 1,320,425 : x
  2. Step 2: Convert to fraction form
    606,415/1,320,425 = 1,320,425/x
  3. Step 3: Cross multiply
    606,415x = 1,320,425 × 1,320,425
  4. Step 4: Simplify right side
    606,415x = 1,743,522,180,625
  5. Step 5: Solve for x
    x = 1,743,522,180,625/606,415
  6. Step 6: Final answer
    x = 2,875,130.37

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.