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Finding the Third Proportional to 3,181,357 and 4,818,368

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Solution

The third proportional to 3,181,357 and 4,818,368 is: 7,297,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,357 : 4,818,368 = 4,818,368 : x
  2. Step 2: Convert to fraction form
    3,181,357/4,818,368 = 4,818,368/x
  3. Step 3: Cross multiply
    3,181,357x = 4,818,368 × 4,818,368
  4. Step 4: Simplify right side
    3,181,357x = 23,216,670,183,424
  5. Step 5: Solve for x
    x = 23,216,670,183,424/3,181,357
  6. Step 6: Final answer
    x = 7,297,725.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.