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Finding the Third Proportional to 1,801,077.19 and 3,901,091.63

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Solution

The third proportional to 1,801,077.19 and 3,901,091.63 is: 8,449,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,077.19 : 3,901,091.63 = 3,901,091.63 : x
  2. Step 2: Convert to fraction form
    1,801,077.19/3,901,091.63 = 3,901,091.63/x
  3. Step 3: Cross multiply
    1,801,077.19x = 3,901,091.63 × 3,901,091.63
  4. Step 4: Simplify right side
    1,801,077.19x = 15,218,515,866,645.14
  5. Step 5: Solve for x
    x = 15,218,515,866,645.14/1,801,077.19
  6. Step 6: Final answer
    x = 8,449,674.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.