Home / 2,131,542.57-3,197,309.41-852,448.96

Finding the Fourth Proportional to 2,131,542.57, 3,197,309.41 and 852,448.96

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Solution

The fourth proportional to 2,131,542.57, 3,197,309.41 and 852,448.96 is: 1,278,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,542.57 : 3,197,309.41 = 852,448.96 : x
  2. Step 2: Convert to fraction form
    2,131,542.57/3,197,309.41 = 852,448.96/x
  3. Step 3: Cross multiply
    2,131,542.57x = 3,197,309.41 × 852,448.96
  4. Step 4: Simplify right side
    2,131,542.57x = 2,725,543,081,619.89
  5. Step 5: Solve for x
    x = 2,725,543,081,619.89/2,131,542.57
  6. Step 6: Final answer
    x = 1,278,671.67

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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.