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Finding the Third Proportional to 1,712,640 and 3,764,268

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Solution

The third proportional to 1,712,640 and 3,764,268 is: 8,273,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,640 : 3,764,268 = 3,764,268 : x
  2. Step 2: Convert to fraction form
    1,712,640/3,764,268 = 3,764,268/x
  3. Step 3: Cross multiply
    1,712,640x = 3,764,268 × 3,764,268
  4. Step 4: Simplify right side
    1,712,640x = 14,169,713,575,824
  5. Step 5: Solve for x
    x = 14,169,713,575,824/1,712,640
  6. Step 6: Final answer
    x = 8,273,608.92

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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.