Home / 2,728,303.44-4,091,329.11-931,331.79

Finding the Fourth Proportional to 2,728,303.44, 4,091,329.11 and 931,331.79

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Solution

The fourth proportional to 2,728,303.44, 4,091,329.11 and 931,331.79 is: 1,396,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,303.44 : 4,091,329.11 = 931,331.79 : x
  2. Step 2: Convert to fraction form
    2,728,303.44/4,091,329.11 = 931,331.79/x
  3. Step 3: Cross multiply
    2,728,303.44x = 4,091,329.11 × 931,331.79
  4. Step 4: Simplify right side
    2,728,303.44x = 3,810,384,863,495.41
  5. Step 5: Solve for x
    x = 3,810,384,863,495.41/2,728,303.44
  6. Step 6: Final answer
    x = 1,396,613.30

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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.