Home / 1,040,104.40-1,557,046.20-619,163.60

Finding the Fourth Proportional to 1,040,104.40, 1,557,046.20 and 619,163.60

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Solution

The fourth proportional to 1,040,104.40, 1,557,046.20 and 619,163.60 is: 926,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,104.40 : 1,557,046.20 = 619,163.60 : x
  2. Step 2: Convert to fraction form
    1,040,104.40/1,557,046.20 = 619,163.60/x
  3. Step 3: Cross multiply
    1,040,104.40x = 1,557,046.20 × 619,163.60
  4. Step 4: Simplify right side
    1,040,104.40x = 964,066,330,558.32
  5. Step 5: Solve for x
    x = 964,066,330,558.32/1,040,104.40
  6. Step 6: Final answer
    x = 926,893.81

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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.