Home / 1,121,748.75-1,682,199.56

Finding the Third Proportional to 1,121,748.75 and 1,682,199.56

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Solution

The third proportional to 1,121,748.75 and 1,682,199.56 is: 2,522,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,748.75 : 1,682,199.56 = 1,682,199.56 : x
  2. Step 2: Convert to fraction form
    1,121,748.75/1,682,199.56 = 1,682,199.56/x
  3. Step 3: Cross multiply
    1,121,748.75x = 1,682,199.56 × 1,682,199.56
  4. Step 4: Simplify right side
    1,121,748.75x = 2,829,795,368,075.19
  5. Step 5: Solve for x
    x = 2,829,795,368,075.19/1,121,748.75
  6. Step 6: Final answer
    x = 2,522,664.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.