Home / 2,728,303.43-4,091,329.14-931,331.79

Finding the Fourth Proportional to 2,728,303.43, 4,091,329.14 and 931,331.79

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Solution

The fourth proportional to 2,728,303.43, 4,091,329.14 and 931,331.79 is: 1,396,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,303.43 : 4,091,329.14 = 931,331.79 : x
  2. Step 2: Convert to fraction form
    2,728,303.43/4,091,329.14 = 931,331.79/x
  3. Step 3: Cross multiply
    2,728,303.43x = 4,091,329.14 × 931,331.79
  4. Step 4: Simplify right side
    2,728,303.43x = 3,810,384,887,942.87
  5. Step 5: Solve for x
    x = 3,810,384,887,942.87/2,728,303.43
  6. Step 6: Final answer
    x = 1,396,613.31

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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.