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Finding the Third Proportional to 2,091,036.25 and 3,196,655

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Solution

The third proportional to 2,091,036.25 and 3,196,655 is: 4,886,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,036.25 : 3,196,655 = 3,196,655 : x
  2. Step 2: Convert to fraction form
    2,091,036.25/3,196,655 = 3,196,655/x
  3. Step 3: Cross multiply
    2,091,036.25x = 3,196,655 × 3,196,655
  4. Step 4: Simplify right side
    2,091,036.25x = 10,218,603,189,025
  5. Step 5: Solve for x
    x = 10,218,603,189,025/2,091,036.25
  6. Step 6: Final answer
    x = 4,886,860.85

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.