Home / 2,728,304.18-4,091,330.25-931,332.54

Finding the Fourth Proportional to 2,728,304.18, 4,091,330.25 and 931,332.54

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Solution

The fourth proportional to 2,728,304.18, 4,091,330.25 and 931,332.54 is: 1,396,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,304.18 : 4,091,330.25 = 931,332.54 : x
  2. Step 2: Convert to fraction form
    2,728,304.18/4,091,330.25 = 931,332.54/x
  3. Step 3: Cross multiply
    2,728,304.18x = 4,091,330.25 × 931,332.54
  4. Step 4: Simplify right side
    2,728,304.18x = 3,810,388,993,711.34
  5. Step 5: Solve for x
    x = 3,810,388,993,711.34/2,728,304.18
  6. Step 6: Final answer
    x = 1,396,614.43

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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.