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Finding the Third Proportional to 1,690,351 and 3,758,647

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Solution

The third proportional to 1,690,351 and 3,758,647 is: 8,357,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,351 : 3,758,647 = 3,758,647 : x
  2. Step 2: Convert to fraction form
    1,690,351/3,758,647 = 3,758,647/x
  3. Step 3: Cross multiply
    1,690,351x = 3,758,647 × 3,758,647
  4. Step 4: Simplify right side
    1,690,351x = 14,127,427,270,609
  5. Step 5: Solve for x
    x = 14,127,427,270,609/1,690,351
  6. Step 6: Final answer
    x = 8,357,688.59

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.