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Finding the Third Proportional to 2,486,319 and 5,355,212

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Solution

The third proportional to 2,486,319 and 5,355,212 is: 11,534,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,319 : 5,355,212 = 5,355,212 : x
  2. Step 2: Convert to fraction form
    2,486,319/5,355,212 = 5,355,212/x
  3. Step 3: Cross multiply
    2,486,319x = 5,355,212 × 5,355,212
  4. Step 4: Simplify right side
    2,486,319x = 28,678,295,564,944
  5. Step 5: Solve for x
    x = 28,678,295,564,944/2,486,319
  6. Step 6: Final answer
    x = 11,534,439.29

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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.