Home / 3,141,380.54-4,707,711.24-1,431,344.74

Finding the Fourth Proportional to 3,141,380.54, 4,707,711.24 and 1,431,344.74

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Solution

The fourth proportional to 3,141,380.54, 4,707,711.24 and 1,431,344.74 is: 2,145,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,380.54 : 4,707,711.24 = 1,431,344.74 : x
  2. Step 2: Convert to fraction form
    3,141,380.54/4,707,711.24 = 1,431,344.74/x
  3. Step 3: Cross multiply
    3,141,380.54x = 4,707,711.24 × 1,431,344.74
  4. Step 4: Simplify right side
    3,141,380.54x = 6,738,357,720,554.33
  5. Step 5: Solve for x
    x = 6,738,357,720,554.33/3,141,380.54
  6. Step 6: Final answer
    x = 2,145,030.71

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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.