Home / 3,200,660.37-4,794,149.70-2,590,815.42

Finding the Fourth Proportional to 3,200,660.37, 4,794,149.70 and 2,590,815.42

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Solution

The fourth proportional to 3,200,660.37, 4,794,149.70 and 2,590,815.42 is: 3,880,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,660.37 : 4,794,149.70 = 2,590,815.42 : x
  2. Step 2: Convert to fraction form
    3,200,660.37/4,794,149.70 = 2,590,815.42/x
  3. Step 3: Cross multiply
    3,200,660.37x = 4,794,149.70 × 2,590,815.42
  4. Step 4: Simplify right side
    3,200,660.37x = 12,420,756,968,548.38
  5. Step 5: Solve for x
    x = 12,420,756,968,548.38/3,200,660.37
  6. Step 6: Final answer
    x = 3,880,685.71

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1.5x scale

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.