Home / 2,643,879.96-3,964,595.22-2,137,195.80

Finding the Fourth Proportional to 2,643,879.96, 3,964,595.22 and 2,137,195.80

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Solution

The fourth proportional to 2,643,879.96, 3,964,595.22 and 2,137,195.80 is: 3,204,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,879.96 : 3,964,595.22 = 2,137,195.80 : x
  2. Step 2: Convert to fraction form
    2,643,879.96/3,964,595.22 = 2,137,195.80/x
  3. Step 3: Cross multiply
    2,643,879.96x = 3,964,595.22 × 2,137,195.80
  4. Step 4: Simplify right side
    2,643,879.96x = 8,473,116,252,884.08
  5. Step 5: Solve for x
    x = 8,473,116,252,884.08/2,643,879.96
  6. Step 6: Final answer
    x = 3,204,803.69

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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.