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Finding the Third Proportional to 2,047,408 and 3,211,485.75

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Solution

The third proportional to 2,047,408 and 3,211,485.75 is: 5,037,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,408 : 3,211,485.75 = 3,211,485.75 : x
  2. Step 2: Convert to fraction form
    2,047,408/3,211,485.75 = 3,211,485.75/x
  3. Step 3: Cross multiply
    2,047,408x = 3,211,485.75 × 3,211,485.75
  4. Step 4: Simplify right side
    2,047,408x = 10,313,640,722,453.06
  5. Step 5: Solve for x
    x = 10,313,640,722,453.06/2,047,408
  6. Step 6: Final answer
    x = 5,037,413.51

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.