Home / 2,928,865.92-4,393,170.39-798,942.98

Finding the Fourth Proportional to 2,928,865.92, 4,393,170.39 and 798,942.98

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Solution

The fourth proportional to 2,928,865.92, 4,393,170.39 and 798,942.98 is: 1,198,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,865.92 : 4,393,170.39 = 798,942.98 : x
  2. Step 2: Convert to fraction form
    2,928,865.92/4,393,170.39 = 798,942.98/x
  3. Step 3: Cross multiply
    2,928,865.92x = 4,393,170.39 × 798,942.98
  4. Step 4: Simplify right side
    2,928,865.92x = 3,509,892,621,068.51
  5. Step 5: Solve for x
    x = 3,509,892,621,068.51/2,928,865.92
  6. Step 6: Final answer
    x = 1,198,379.41

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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.