Home / 2,632,440.87-3,629,255.42-2,090,371.05

Finding the Fourth Proportional to 2,632,440.87, 3,629,255.42 and 2,090,371.05

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Solution

The fourth proportional to 2,632,440.87, 3,629,255.42 and 2,090,371.05 is: 2,881,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,440.87 : 3,629,255.42 = 2,090,371.05 : x
  2. Step 2: Convert to fraction form
    2,632,440.87/3,629,255.42 = 2,090,371.05/x
  3. Step 3: Cross multiply
    2,632,440.87x = 3,629,255.42 × 2,090,371.05
  4. Step 4: Simplify right side
    2,632,440.87x = 7,586,490,468,249.52
  5. Step 5: Solve for x
    x = 7,586,490,468,249.52/2,632,440.87
  6. Step 6: Final answer
    x = 2,881,922.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.