Home / 4,073,674.19-6,111,172.67-1,378,163.48

Finding the Fourth Proportional to 4,073,674.19, 6,111,172.67 and 1,378,163.48

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Solution

The fourth proportional to 4,073,674.19, 6,111,172.67 and 1,378,163.48 is: 2,067,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073,674.19 : 6,111,172.67 = 1,378,163.48 : x
  2. Step 2: Convert to fraction form
    4,073,674.19/6,111,172.67 = 1,378,163.48/x
  3. Step 3: Cross multiply
    4,073,674.19x = 6,111,172.67 × 1,378,163.48
  4. Step 4: Simplify right side
    4,073,674.19x = 8,422,194,956,321.41
  5. Step 5: Solve for x
    x = 8,422,194,956,321.41/4,073,674.19
  6. Step 6: Final answer
    x = 2,067,468.97

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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.