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Finding the Third Proportional to 2,190,544 and 4,704,908

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Solution

The third proportional to 2,190,544 and 4,704,908 is: 10,105,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,544 : 4,704,908 = 4,704,908 : x
  2. Step 2: Convert to fraction form
    2,190,544/4,704,908 = 4,704,908/x
  3. Step 3: Cross multiply
    2,190,544x = 4,704,908 × 4,704,908
  4. Step 4: Simplify right side
    2,190,544x = 22,136,159,288,464
  5. Step 5: Solve for x
    x = 22,136,159,288,464/2,190,544
  6. Step 6: Final answer
    x = 10,105,325.11

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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.