Home / 1,509,089.94-2,082,839.99-864,941.85

Finding the Fourth Proportional to 1,509,089.94, 2,082,839.99 and 864,941.85

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Solution

The fourth proportional to 1,509,089.94, 2,082,839.99 and 864,941.85 is: 1,193,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,089.94 : 2,082,839.99 = 864,941.85 : x
  2. Step 2: Convert to fraction form
    1,509,089.94/2,082,839.99 = 864,941.85/x
  3. Step 3: Cross multiply
    1,509,089.94x = 2,082,839.99 × 864,941.85
  4. Step 4: Simplify right side
    1,509,089.94x = 1,801,535,469,879.87
  5. Step 5: Solve for x
    x = 1,801,535,469,879.87/1,509,089.94
  6. Step 6: Final answer
    x = 1,193,789.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.