Home / 2,275,639.86-3,412,316.94-758,785.80

Finding the Fourth Proportional to 2,275,639.86, 3,412,316.94 and 758,785.80

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Solution

The fourth proportional to 2,275,639.86, 3,412,316.94 and 758,785.80 is: 1,137,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,639.86 : 3,412,316.94 = 758,785.80 : x
  2. Step 2: Convert to fraction form
    2,275,639.86/3,412,316.94 = 758,785.80/x
  3. Step 3: Cross multiply
    2,275,639.86x = 3,412,316.94 × 758,785.80
  4. Step 4: Simplify right side
    2,275,639.86x = 2,589,217,639,171.45
  5. Step 5: Solve for x
    x = 2,589,217,639,171.45/2,275,639.86
  6. Step 6: Final answer
    x = 1,137,797.63

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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.