Home / 1,340,255.56-2,011,379.97-541,544.05

Finding the Fourth Proportional to 1,340,255.56, 2,011,379.97 and 541,544.05

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Solution

The fourth proportional to 1,340,255.56, 2,011,379.97 and 541,544.05 is: 812,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,255.56 : 2,011,379.97 = 541,544.05 : x
  2. Step 2: Convert to fraction form
    1,340,255.56/2,011,379.97 = 541,544.05/x
  3. Step 3: Cross multiply
    1,340,255.56x = 2,011,379.97 × 541,544.05
  4. Step 4: Simplify right side
    1,340,255.56x = 1,089,250,855,042.68
  5. Step 5: Solve for x
    x = 1,089,250,855,042.68/1,340,255.56
  6. Step 6: Final answer
    x = 812,718.77

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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.