Home / 5,439,203.64-7,505,944.38-2,991,814.56

Finding the Fourth Proportional to 5,439,203.64, 7,505,944.38 and 2,991,814.56

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Solution

The fourth proportional to 5,439,203.64, 7,505,944.38 and 2,991,814.56 is: 4,128,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,203.64 : 7,505,944.38 = 2,991,814.56 : x
  2. Step 2: Convert to fraction form
    5,439,203.64/7,505,944.38 = 2,991,814.56/x
  3. Step 3: Cross multiply
    5,439,203.64x = 7,505,944.38 × 2,991,814.56
  4. Step 4: Simplify right side
    5,439,203.64x = 22,456,393,682,634.17
  5. Step 5: Solve for x
    x = 22,456,393,682,634.17/5,439,203.64
  6. Step 6: Final answer
    x = 4,128,617.93

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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.