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Finding the Third Proportional to 754,202 and 1,626,421

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Solution

The third proportional to 754,202 and 1,626,421 is: 3,507,343.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,202 : 1,626,421 = 1,626,421 : x
  2. Step 2: Convert to fraction form
    754,202/1,626,421 = 1,626,421/x
  3. Step 3: Cross multiply
    754,202x = 1,626,421 × 1,626,421
  4. Step 4: Simplify right side
    754,202x = 2,645,245,269,241
  5. Step 5: Solve for x
    x = 2,645,245,269,241/754,202
  6. Step 6: Final answer
    x = 3,507,343.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.