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Finding the Third Proportional to 836.63 and 1,810.50

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Solution

The third proportional to 836.63 and 1,810.50 is: 3,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    836.63 : 1,810.50 = 1,810.50 : x
  2. Step 2: Convert to fraction form
    836.63/1,810.50 = 1,810.50/x
  3. Step 3: Cross multiply
    836.63x = 1,810.50 × 1,810.50
  4. Step 4: Simplify right side
    836.63x = 3,277,910.25
  5. Step 5: Solve for x
    x = 3,277,910.25/836.63
  6. Step 6: Final answer
    x = 3,918.02

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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.