Home / 2,439,995.10-3,364,200.09-1,979,806.56

Finding the Fourth Proportional to 2,439,995.10, 3,364,200.09 and 1,979,806.56

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Solution

The fourth proportional to 2,439,995.10, 3,364,200.09 and 1,979,806.56 is: 2,729,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,995.10 : 3,364,200.09 = 1,979,806.56 : x
  2. Step 2: Convert to fraction form
    2,439,995.10/3,364,200.09 = 1,979,806.56/x
  3. Step 3: Cross multiply
    2,439,995.10x = 3,364,200.09 × 1,979,806.56
  4. Step 4: Simplify right side
    2,439,995.10x = 6,660,465,407,334.59
  5. Step 5: Solve for x
    x = 6,660,465,407,334.59/2,439,995.10
  6. Step 6: Final answer
    x = 2,729,704.42

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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.