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Finding the Third Proportional to 756,486 and 1,171,368

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Solution

The third proportional to 756,486 and 1,171,368 is: 1,813,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,486 : 1,171,368 = 1,171,368 : x
  2. Step 2: Convert to fraction form
    756,486/1,171,368 = 1,171,368/x
  3. Step 3: Cross multiply
    756,486x = 1,171,368 × 1,171,368
  4. Step 4: Simplify right side
    756,486x = 1,372,102,991,424
  5. Step 5: Solve for x
    x = 1,372,102,991,424/756,486
  6. Step 6: Final answer
    x = 1,813,785.04

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.