Home / 3,240,659.94-4,471,974.53-1,863,899.70

Finding the Fourth Proportional to 3,240,659.94, 4,471,974.53 and 1,863,899.70

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Solution

The fourth proportional to 3,240,659.94, 4,471,974.53 and 1,863,899.70 is: 2,572,103.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,659.94 : 4,471,974.53 = 1,863,899.70 : x
  2. Step 2: Convert to fraction form
    3,240,659.94/4,471,974.53 = 1,863,899.70/x
  3. Step 3: Cross multiply
    3,240,659.94x = 4,471,974.53 × 1,863,899.70
  4. Step 4: Simplify right side
    3,240,659.94x = 8,335,311,984,874.64
  5. Step 5: Solve for x
    x = 8,335,311,984,874.64/3,240,659.94
  6. Step 6: Final answer
    x = 2,572,103.26

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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.