Home / 2,047,198.72-3,071,191.68-784,927.90

Finding the Fourth Proportional to 2,047,198.72, 3,071,191.68 and 784,927.90

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Solution

The fourth proportional to 2,047,198.72, 3,071,191.68 and 784,927.90 is: 1,177,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,198.72 : 3,071,191.68 = 784,927.90 : x
  2. Step 2: Convert to fraction form
    2,047,198.72/3,071,191.68 = 784,927.90/x
  3. Step 3: Cross multiply
    2,047,198.72x = 3,071,191.68 × 784,927.90
  4. Step 4: Simplify right side
    2,047,198.72x = 2,410,664,035,879.87
  5. Step 5: Solve for x
    x = 2,410,664,035,879.87/2,047,198.72
  6. Step 6: Final answer
    x = 1,177,542.76

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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.