Home / 4,914,958.62-7,372,431.54-1,320,725.64

Finding the Fourth Proportional to 4,914,958.62, 7,372,431.54 and 1,320,725.64

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Solution

The fourth proportional to 4,914,958.62, 7,372,431.54 and 1,320,725.64 is: 1,981,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,958.62 : 7,372,431.54 = 1,320,725.64 : x
  2. Step 2: Convert to fraction form
    4,914,958.62/7,372,431.54 = 1,320,725.64/x
  3. Step 3: Cross multiply
    4,914,958.62x = 7,372,431.54 × 1,320,725.64
  4. Step 4: Simplify right side
    4,914,958.62x = 9,736,959,364,022.69
  5. Step 5: Solve for x
    x = 9,736,959,364,022.69/4,914,958.62
  6. Step 6: Final answer
    x = 1,981,086.74

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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.