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Finding the Third Proportional to 3,609,238 and 5,078,125

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Solution

The third proportional to 3,609,238 and 5,078,125 is: 7,144,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,238 : 5,078,125 = 5,078,125 : x
  2. Step 2: Convert to fraction form
    3,609,238/5,078,125 = 5,078,125/x
  3. Step 3: Cross multiply
    3,609,238x = 5,078,125 × 5,078,125
  4. Step 4: Simplify right side
    3,609,238x = 25,787,353,515,625
  5. Step 5: Solve for x
    x = 25,787,353,515,625/3,609,238
  6. Step 6: Final answer
    x = 7,144,819.35

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.