Home / 3,949,786.13-5,449,161.67-2,295,658.40

Finding the Fourth Proportional to 3,949,786.13, 5,449,161.67 and 2,295,658.40

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Solution

The fourth proportional to 3,949,786.13, 5,449,161.67 and 2,295,658.40 is: 3,167,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,786.13 : 5,449,161.67 = 2,295,658.40 : x
  2. Step 2: Convert to fraction form
    3,949,786.13/5,449,161.67 = 2,295,658.40/x
  3. Step 3: Cross multiply
    3,949,786.13x = 5,449,161.67 × 2,295,658.40
  4. Step 4: Simplify right side
    3,949,786.13x = 12,509,413,727,708.57
  5. Step 5: Solve for x
    x = 12,509,413,727,708.57/3,949,786.13
  6. Step 6: Final answer
    x = 3,167,111.67

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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.