Home / 4,179,785.75-6,269,756.42-1,188,047.51

Finding the Fourth Proportional to 4,179,785.75, 6,269,756.42 and 1,188,047.51

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Solution

The fourth proportional to 4,179,785.75, 6,269,756.42 and 1,188,047.51 is: 1,782,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,785.75 : 6,269,756.42 = 1,188,047.51 : x
  2. Step 2: Convert to fraction form
    4,179,785.75/6,269,756.42 = 1,188,047.51/x
  3. Step 3: Cross multiply
    4,179,785.75x = 6,269,756.42 × 1,188,047.51
  4. Step 4: Simplify right side
    4,179,785.75x = 7,448,768,497,147.28
  5. Step 5: Solve for x
    x = 7,448,768,497,147.28/4,179,785.75
  6. Step 6: Final answer
    x = 1,782,093.38

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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.