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Finding the Third Proportional to 635,355 and 1,395,125

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Solution

The third proportional to 635,355 and 1,395,125 is: 3,063,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,355 : 1,395,125 = 1,395,125 : x
  2. Step 2: Convert to fraction form
    635,355/1,395,125 = 1,395,125/x
  3. Step 3: Cross multiply
    635,355x = 1,395,125 × 1,395,125
  4. Step 4: Simplify right side
    635,355x = 1,946,373,765,625
  5. Step 5: Solve for x
    x = 1,946,373,765,625/635,355
  6. Step 6: Final answer
    x = 3,063,442.90

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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.