Home / 2,787,583.41-3,846,398.81-1,641,891.87

Finding the Fourth Proportional to 2,787,583.41, 3,846,398.81 and 1,641,891.87

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Solution

The fourth proportional to 2,787,583.41, 3,846,398.81 and 1,641,891.87 is: 2,265,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,583.41 : 3,846,398.81 = 1,641,891.87 : x
  2. Step 2: Convert to fraction form
    2,787,583.41/3,846,398.81 = 1,641,891.87/x
  3. Step 3: Cross multiply
    2,787,583.41x = 3,846,398.81 × 1,641,891.87
  4. Step 4: Simplify right side
    2,787,583.41x = 6,315,370,926,707.22
  5. Step 5: Solve for x
    x = 6,315,370,926,707.22/2,787,583.41
  6. Step 6: Final answer
    x = 2,265,536.13

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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.