Home / 6,391,826.73-8,820,668.34-3,491,219.57

Finding the Fourth Proportional to 6,391,826.73, 8,820,668.34 and 3,491,219.57

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Solution

The fourth proportional to 6,391,826.73, 8,820,668.34 and 3,491,219.57 is: 4,817,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,826.73 : 8,820,668.34 = 3,491,219.57 : x
  2. Step 2: Convert to fraction form
    6,391,826.73/8,820,668.34 = 3,491,219.57/x
  3. Step 3: Cross multiply
    6,391,826.73x = 8,820,668.34 × 3,491,219.57
  4. Step 4: Simplify right side
    6,391,826.73x = 30,794,889,884,984.07
  5. Step 5: Solve for x
    x = 30,794,889,884,984.07/6,391,826.73
  6. Step 6: Final answer
    x = 4,817,854.30

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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.