Home / 1,189,515.81-1,784,046.11-336,579.33

Finding the Fourth Proportional to 1,189,515.81, 1,784,046.11 and 336,579.33

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Solution

The fourth proportional to 1,189,515.81, 1,784,046.11 and 336,579.33 is: 504,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,515.81 : 1,784,046.11 = 336,579.33 : x
  2. Step 2: Convert to fraction form
    1,189,515.81/1,784,046.11 = 336,579.33/x
  3. Step 3: Cross multiply
    1,189,515.81x = 1,784,046.11 × 336,579.33
  4. Step 4: Simplify right side
    1,189,515.81x = 600,473,042,710.01
  5. Step 5: Solve for x
    x = 600,473,042,710.01/1,189,515.81
  6. Step 6: Final answer
    x = 504,804.59

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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.