Home / 3,185,660.83-4,396,069.73-1,861,207.26

Finding the Fourth Proportional to 3,185,660.83, 4,396,069.73 and 1,861,207.26

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Solution

The fourth proportional to 3,185,660.83, 4,396,069.73 and 1,861,207.26 is: 2,568,382.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,660.83 : 4,396,069.73 = 1,861,207.26 : x
  2. Step 2: Convert to fraction form
    3,185,660.83/4,396,069.73 = 1,861,207.26/x
  3. Step 3: Cross multiply
    3,185,660.83x = 4,396,069.73 × 1,861,207.26
  4. Step 4: Simplify right side
    3,185,660.83x = 8,181,996,896,942.24
  5. Step 5: Solve for x
    x = 8,181,996,896,942.24/3,185,660.83
  6. Step 6: Final answer
    x = 2,568,382.93

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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.