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Finding the Third Proportional to 855,220 and 1,846,032

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Solution

The third proportional to 855,220 and 1,846,032 is: 3,984,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,220 : 1,846,032 = 1,846,032 : x
  2. Step 2: Convert to fraction form
    855,220/1,846,032 = 1,846,032/x
  3. Step 3: Cross multiply
    855,220x = 1,846,032 × 1,846,032
  4. Step 4: Simplify right side
    855,220x = 3,407,834,145,024
  5. Step 5: Solve for x
    x = 3,407,834,145,024/855,220
  6. Step 6: Final answer
    x = 3,984,745.62

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.