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Finding the Third Proportional to 955,612 and 2,100,057

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Solution

The third proportional to 955,612 and 2,100,057 is: 4,615,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,612 : 2,100,057 = 2,100,057 : x
  2. Step 2: Convert to fraction form
    955,612/2,100,057 = 2,100,057/x
  3. Step 3: Cross multiply
    955,612x = 2,100,057 × 2,100,057
  4. Step 4: Simplify right side
    955,612x = 4,410,239,403,249
  5. Step 5: Solve for x
    x = 4,410,239,403,249/955,612
  6. Step 6: Final answer
    x = 4,615,094.20

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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.