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Finding the Third Proportional to 1,947,280.50 and 4,248,855

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Solution

The third proportional to 1,947,280.50 and 4,248,855 is: 9,270,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,280.50 : 4,248,855 = 4,248,855 : x
  2. Step 2: Convert to fraction form
    1,947,280.50/4,248,855 = 4,248,855/x
  3. Step 3: Cross multiply
    1,947,280.50x = 4,248,855 × 4,248,855
  4. Step 4: Simplify right side
    1,947,280.50x = 18,052,768,811,025
  5. Step 5: Solve for x
    x = 18,052,768,811,025/1,947,280.50
  6. Step 6: Final answer
    x = 9,270,759.30

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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.