Home / 1,153,037.44-1,728,352.48-394,655.52

Finding the Fourth Proportional to 1,153,037.44, 1,728,352.48 and 394,655.52

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Solution

The fourth proportional to 1,153,037.44, 1,728,352.48 and 394,655.52 is: 591,571.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,037.44 : 1,728,352.48 = 394,655.52 : x
  2. Step 2: Convert to fraction form
    1,153,037.44/1,728,352.48 = 394,655.52/x
  3. Step 3: Cross multiply
    1,153,037.44x = 1,728,352.48 × 394,655.52
  4. Step 4: Simplify right side
    1,153,037.44x = 682,103,846,737.69
  5. Step 5: Solve for x
    x = 682,103,846,737.69/1,153,037.44
  6. Step 6: Final answer
    x = 591,571.29

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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.