Home / 3,286,364.70-4,534,406.07-1,908,889.94

Finding the Fourth Proportional to 3,286,364.70, 4,534,406.07 and 1,908,889.94

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Solution

The fourth proportional to 3,286,364.70, 4,534,406.07 and 1,908,889.94 is: 2,633,816.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,364.70 : 4,534,406.07 = 1,908,889.94 : x
  2. Step 2: Convert to fraction form
    3,286,364.70/4,534,406.07 = 1,908,889.94/x
  3. Step 3: Cross multiply
    3,286,364.70x = 4,534,406.07 × 1,908,889.94
  4. Step 4: Simplify right side
    3,286,364.70x = 8,655,682,145,813.12
  5. Step 5: Solve for x
    x = 8,655,682,145,813.12/3,286,364.70
  6. Step 6: Final answer
    x = 2,633,816.67

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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.