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Finding the Third Proportional to 911,484.38 and 1,964,277

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Solution

The third proportional to 911,484.38 and 1,964,277 is: 4,233,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,484.38 : 1,964,277 = 1,964,277 : x
  2. Step 2: Convert to fraction form
    911,484.38/1,964,277 = 1,964,277/x
  3. Step 3: Cross multiply
    911,484.38x = 1,964,277 × 1,964,277
  4. Step 4: Simplify right side
    911,484.38x = 3,858,384,132,729
  5. Step 5: Solve for x
    x = 3,858,384,132,729/911,484.38
  6. Step 6: Final answer
    x = 4,233,077.65

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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.