Home / 3,619,405.08-4,995,222.14-2,091,512.21

Finding the Fourth Proportional to 3,619,405.08, 4,995,222.14 and 2,091,512.21

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Solution

The fourth proportional to 3,619,405.08, 4,995,222.14 and 2,091,512.21 is: 2,886,542.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,405.08 : 4,995,222.14 = 2,091,512.21 : x
  2. Step 2: Convert to fraction form
    3,619,405.08/4,995,222.14 = 2,091,512.21/x
  3. Step 3: Cross multiply
    3,619,405.08x = 4,995,222.14 × 2,091,512.21
  4. Step 4: Simplify right side
    3,619,405.08x = 10,447,568,097,472.33
  5. Step 5: Solve for x
    x = 10,447,568,097,472.33/3,619,405.08
  6. Step 6: Final answer
    x = 2,886,542.92

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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.