Home / 2,270,790.40-3,405,604.92-672,980.80

Finding the Fourth Proportional to 2,270,790.40, 3,405,604.92 and 672,980.80

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Solution

The fourth proportional to 2,270,790.40, 3,405,604.92 and 672,980.80 is: 1,009,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,790.40 : 3,405,604.92 = 672,980.80 : x
  2. Step 2: Convert to fraction form
    2,270,790.40/3,405,604.92 = 672,980.80/x
  3. Step 3: Cross multiply
    2,270,790.40x = 3,405,604.92 × 672,980.80
  4. Step 4: Simplify right side
    2,270,790.40x = 2,291,906,723,545.54
  5. Step 5: Solve for x
    x = 2,291,906,723,545.54/2,270,790.40
  6. Step 6: Final answer
    x = 1,009,299.11

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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.