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Finding the Third Proportional to 3,369,467 and 4,818,372

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Solution

The third proportional to 3,369,467 and 4,818,372 is: 6,890,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369,467 : 4,818,372 = 4,818,372 : x
  2. Step 2: Convert to fraction form
    3,369,467/4,818,372 = 4,818,372/x
  3. Step 3: Cross multiply
    3,369,467x = 4,818,372 × 4,818,372
  4. Step 4: Simplify right side
    3,369,467x = 23,216,708,730,384
  5. Step 5: Solve for x
    x = 23,216,708,730,384/3,369,467
  6. Step 6: Final answer
    x = 6,890,320.85

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.