Home / 3,289,217.40-4,933,222.38-1,491,668.64

Finding the Fourth Proportional to 3,289,217.40, 4,933,222.38 and 1,491,668.64

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Solution

The fourth proportional to 3,289,217.40, 4,933,222.38 and 1,491,668.64 is: 2,237,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,217.40 : 4,933,222.38 = 1,491,668.64 : x
  2. Step 2: Convert to fraction form
    3,289,217.40/4,933,222.38 = 1,491,668.64/x
  3. Step 3: Cross multiply
    3,289,217.40x = 4,933,222.38 × 1,491,668.64
  4. Step 4: Simplify right side
    3,289,217.40x = 7,358,733,118,392.16
  5. Step 5: Solve for x
    x = 7,358,733,118,392.16/3,289,217.40
  6. Step 6: Final answer
    x = 2,237,229.17

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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.