Home / 1,995,436.80-2,992,280.40-796,960.80

Finding the Fourth Proportional to 1,995,436.80, 2,992,280.40 and 796,960.80

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Solution

The fourth proportional to 1,995,436.80, 2,992,280.40 and 796,960.80 is: 1,195,091.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,436.80 : 2,992,280.40 = 796,960.80 : x
  2. Step 2: Convert to fraction form
    1,995,436.80/2,992,280.40 = 796,960.80/x
  3. Step 3: Cross multiply
    1,995,436.80x = 2,992,280.40 × 796,960.80
  4. Step 4: Simplify right side
    1,995,436.80x = 2,384,730,181,408.32
  5. Step 5: Solve for x
    x = 2,384,730,181,408.32/1,995,436.80
  6. Step 6: Final answer
    x = 1,195,091.81

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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.