Home / 2,040,169.14-2,815,259.22-1,180,782.36

Finding the Fourth Proportional to 2,040,169.14, 2,815,259.22 and 1,180,782.36

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Solution

The fourth proportional to 2,040,169.14, 2,815,259.22 and 1,180,782.36 is: 1,629,378.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,169.14 : 2,815,259.22 = 1,180,782.36 : x
  2. Step 2: Convert to fraction form
    2,040,169.14/2,815,259.22 = 1,180,782.36/x
  3. Step 3: Cross multiply
    2,040,169.14x = 2,815,259.22 × 1,180,782.36
  4. Step 4: Simplify right side
    2,040,169.14x = 3,324,208,425,803.36
  5. Step 5: Solve for x
    x = 3,324,208,425,803.36/2,040,169.14
  6. Step 6: Final answer
    x = 1,629,378.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.