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Finding the Third Proportional to 754,140 and 1,626,378

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Solution

The third proportional to 754,140 and 1,626,378 is: 3,507,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,140 : 1,626,378 = 1,626,378 : x
  2. Step 2: Convert to fraction form
    754,140/1,626,378 = 1,626,378/x
  3. Step 3: Cross multiply
    754,140x = 1,626,378 × 1,626,378
  4. Step 4: Simplify right side
    754,140x = 2,645,105,398,884
  5. Step 5: Solve for x
    x = 2,645,105,398,884/754,140
  6. Step 6: Final answer
    x = 3,507,446.10

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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.