Home / 1,485,238.78-2,231,138.67

Finding the Third Proportional to 1,485,238.78 and 2,231,138.67

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Solution

The third proportional to 1,485,238.78 and 2,231,138.67 is: 3,351,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,238.78 : 2,231,138.67 = 2,231,138.67 : x
  2. Step 2: Convert to fraction form
    1,485,238.78/2,231,138.67 = 2,231,138.67/x
  3. Step 3: Cross multiply
    1,485,238.78x = 2,231,138.67 × 2,231,138.67
  4. Step 4: Simplify right side
    1,485,238.78x = 4,977,979,773,136.14
  5. Step 5: Solve for x
    x = 4,977,979,773,136.14/1,485,238.78
  6. Step 6: Final answer
    x = 3,351,636.00

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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.