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Finding the Third Proportional to 2,478,895 and 5,319,373

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Solution

The third proportional to 2,478,895 and 5,319,373 is: 11,414,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,895 : 5,319,373 = 5,319,373 : x
  2. Step 2: Convert to fraction form
    2,478,895/5,319,373 = 5,319,373/x
  3. Step 3: Cross multiply
    2,478,895x = 5,319,373 × 5,319,373
  4. Step 4: Simplify right side
    2,478,895x = 28,295,729,113,129
  5. Step 5: Solve for x
    x = 28,295,729,113,129/2,478,895
  6. Step 6: Final answer
    x = 11,414,654.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.