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Finding the Third Proportional to 3,282,688 and 5,131,392

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Solution

The third proportional to 3,282,688 and 5,131,392 is: 8,021,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282,688 : 5,131,392 = 5,131,392 : x
  2. Step 2: Convert to fraction form
    3,282,688/5,131,392 = 5,131,392/x
  3. Step 3: Cross multiply
    3,282,688x = 5,131,392 × 5,131,392
  4. Step 4: Simplify right side
    3,282,688x = 26,331,183,857,664
  5. Step 5: Solve for x
    x = 26,331,183,857,664/3,282,688
  6. Step 6: Final answer
    x = 8,021,226.46

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.