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Finding the Third Proportional to 1,208,775 and 2,631,066

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Solution

The third proportional to 1,208,775 and 2,631,066 is: 5,726,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,775 : 2,631,066 = 2,631,066 : x
  2. Step 2: Convert to fraction form
    1,208,775/2,631,066 = 2,631,066/x
  3. Step 3: Cross multiply
    1,208,775x = 2,631,066 × 2,631,066
  4. Step 4: Simplify right side
    1,208,775x = 6,922,508,296,356
  5. Step 5: Solve for x
    x = 6,922,508,296,356/1,208,775
  6. Step 6: Final answer
    x = 5,726,879.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.