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Finding the Third Proportional to 1,102,065.75 and 1,685,934

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Solution

The third proportional to 1,102,065.75 and 1,685,934 is: 2,579,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,065.75 : 1,685,934 = 1,685,934 : x
  2. Step 2: Convert to fraction form
    1,102,065.75/1,685,934 = 1,685,934/x
  3. Step 3: Cross multiply
    1,102,065.75x = 1,685,934 × 1,685,934
  4. Step 4: Simplify right side
    1,102,065.75x = 2,842,373,452,356
  5. Step 5: Solve for x
    x = 2,842,373,452,356/1,102,065.75
  6. Step 6: Final answer
    x = 2,579,132.37

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.