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Finding the Third Proportional to 635,416.50 and 1,398,773.25

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Solution

The third proportional to 635,416.50 and 1,398,773.25 is: 3,079,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,416.50 : 1,398,773.25 = 1,398,773.25 : x
  2. Step 2: Convert to fraction form
    635,416.50/1,398,773.25 = 1,398,773.25/x
  3. Step 3: Cross multiply
    635,416.50x = 1,398,773.25 × 1,398,773.25
  4. Step 4: Simplify right side
    635,416.50x = 1,956,566,604,915.56
  5. Step 5: Solve for x
    x = 1,956,566,604,915.56/635,416.50
  6. Step 6: Final answer
    x = 3,079,187.60

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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.