Home / 1,082,520.40-1,624,169.40-451,627.60

Finding the Fourth Proportional to 1,082,520.40, 1,624,169.40 and 451,627.60

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Solution

The fourth proportional to 1,082,520.40, 1,624,169.40 and 451,627.60 is: 677,603.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,520.40 : 1,624,169.40 = 451,627.60 : x
  2. Step 2: Convert to fraction form
    1,082,520.40/1,624,169.40 = 451,627.60/x
  3. Step 3: Cross multiply
    1,082,520.40x = 1,624,169.40 × 451,627.60
  4. Step 4: Simplify right side
    1,082,520.40x = 733,519,728,115.44
  5. Step 5: Solve for x
    x = 733,519,728,115.44/1,082,520.40
  6. Step 6: Final answer
    x = 677,603.61

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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.