Home / 2,811,359.24-3,879,658.06-1,522,195.64

Finding the Fourth Proportional to 2,811,359.24, 3,879,658.06 and 1,522,195.64

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Solution

The fourth proportional to 2,811,359.24, 3,879,658.06 and 1,522,195.64 is: 2,100,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,359.24 : 3,879,658.06 = 1,522,195.64 : x
  2. Step 2: Convert to fraction form
    2,811,359.24/3,879,658.06 = 1,522,195.64/x
  3. Step 3: Cross multiply
    2,811,359.24x = 3,879,658.06 × 1,522,195.64
  4. Step 4: Simplify right side
    2,811,359.24x = 5,905,598,583,622.86
  5. Step 5: Solve for x
    x = 5,905,598,583,622.86/2,811,359.24
  6. Step 6: Final answer
    x = 2,100,620.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.