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Finding the Third Proportional to 3,807,268 and 5,220,795

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Solution

The third proportional to 3,807,268 and 5,220,795 is: 7,159,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807,268 : 5,220,795 = 5,220,795 : x
  2. Step 2: Convert to fraction form
    3,807,268/5,220,795 = 5,220,795/x
  3. Step 3: Cross multiply
    3,807,268x = 5,220,795 × 5,220,795
  4. Step 4: Simplify right side
    3,807,268x = 27,256,700,432,025
  5. Step 5: Solve for x
    x = 27,256,700,432,025/3,807,268
  6. Step 6: Final answer
    x = 7,159,123.14

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.