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Finding the Third Proportional to 1,091,613.38 and 1,563,107.63

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Solution

The third proportional to 1,091,613.38 and 1,563,107.63 is: 2,238,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,613.38 : 1,563,107.63 = 1,563,107.63 : x
  2. Step 2: Convert to fraction form
    1,091,613.38/1,563,107.63 = 1,563,107.63/x
  3. Step 3: Cross multiply
    1,091,613.38x = 1,563,107.63 × 1,563,107.63
  4. Step 4: Simplify right side
    1,091,613.38x = 2,443,305,447,333.14
  5. Step 5: Solve for x
    x = 2,443,305,447,333.14/1,091,613.38
  6. Step 6: Final answer
    x = 2,238,251.66

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.