Home / 1,491,179.67-2,236,601.99-411,845.67

Finding the Fourth Proportional to 1,491,179.67, 2,236,601.99 and 411,845.67

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Solution

The fourth proportional to 1,491,179.67, 2,236,601.99 and 411,845.67 is: 617,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,179.67 : 2,236,601.99 = 411,845.67 : x
  2. Step 2: Convert to fraction form
    1,491,179.67/2,236,601.99 = 411,845.67/x
  3. Step 3: Cross multiply
    1,491,179.67x = 2,236,601.99 × 411,845.67
  4. Step 4: Simplify right side
    1,491,179.67x = 921,134,843,035.66
  5. Step 5: Solve for x
    x = 921,134,843,035.66/1,491,179.67
  6. Step 6: Final answer
    x = 617,722.24

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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.