Home / 1,839,580.27-2,759,739.46-641,180.81

Finding the Fourth Proportional to 1,839,580.27, 2,759,739.46 and 641,180.81

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Solution

The fourth proportional to 1,839,580.27, 2,759,739.46 and 641,180.81 is: 961,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,580.27 : 2,759,739.46 = 641,180.81 : x
  2. Step 2: Convert to fraction form
    1,839,580.27/2,759,739.46 = 641,180.81/x
  3. Step 3: Cross multiply
    1,839,580.27x = 2,759,739.46 × 641,180.81
  4. Step 4: Simplify right side
    1,839,580.27x = 1,769,491,987,648.16
  5. Step 5: Solve for x
    x = 1,769,491,987,648.16/1,839,580.27
  6. Step 6: Final answer
    x = 961,899.85

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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.