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Finding the Third Proportional to 2,214,864 and 3,167,221.50

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Solution

The third proportional to 2,214,864 and 3,167,221.50 is: 4,529,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,864 : 3,167,221.50 = 3,167,221.50 : x
  2. Step 2: Convert to fraction form
    2,214,864/3,167,221.50 = 3,167,221.50/x
  3. Step 3: Cross multiply
    2,214,864x = 3,167,221.50 × 3,167,221.50
  4. Step 4: Simplify right side
    2,214,864x = 10,031,292,030,062.25
  5. Step 5: Solve for x
    x = 10,031,292,030,062.25/2,214,864
  6. Step 6: Final answer
    x = 4,529,078.10

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.