Home / 2,399,380.33-3,311,151.42-1,311,664.93

Finding the Fourth Proportional to 2,399,380.33, 3,311,151.42 and 1,311,664.93

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Solution

The fourth proportional to 2,399,380.33, 3,311,151.42 and 1,311,664.93 is: 1,810,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399,380.33 : 3,311,151.42 = 1,311,664.93 : x
  2. Step 2: Convert to fraction form
    2,399,380.33/3,311,151.42 = 1,311,664.93/x
  3. Step 3: Cross multiply
    2,399,380.33x = 3,311,151.42 × 1,311,664.93
  4. Step 4: Simplify right side
    2,399,380.33x = 4,343,121,195,533.70
  5. Step 5: Solve for x
    x = 4,343,121,195,533.70/2,399,380.33
  6. Step 6: Final answer
    x = 1,810,101.19

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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.