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Finding the Third Proportional to 738,606 and 1,606,621

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Solution

The third proportional to 738,606 and 1,606,621 is: 3,494,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,606 : 1,606,621 = 1,606,621 : x
  2. Step 2: Convert to fraction form
    738,606/1,606,621 = 1,606,621/x
  3. Step 3: Cross multiply
    738,606x = 1,606,621 × 1,606,621
  4. Step 4: Simplify right side
    738,606x = 2,581,231,037,641
  5. Step 5: Solve for x
    x = 2,581,231,037,641/738,606
  6. Step 6: Final answer
    x = 3,494,733.37

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.