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Finding the Third Proportional to 757,710 and 1,620,486

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Solution

The third proportional to 757,710 and 1,620,486 is: 3,465,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,710 : 1,620,486 = 1,620,486 : x
  2. Step 2: Convert to fraction form
    757,710/1,620,486 = 1,620,486/x
  3. Step 3: Cross multiply
    757,710x = 1,620,486 × 1,620,486
  4. Step 4: Simplify right side
    757,710x = 2,625,974,876,196
  5. Step 5: Solve for x
    x = 2,625,974,876,196/757,710
  6. Step 6: Final answer
    x = 3,465,672.72

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.