Home / 2,858,102.82-3,944,079.84-1,617,686.54

Finding the Fourth Proportional to 2,858,102.82, 3,944,079.84 and 1,617,686.54

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Solution

The fourth proportional to 2,858,102.82, 3,944,079.84 and 1,617,686.54 is: 2,232,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,102.82 : 3,944,079.84 = 1,617,686.54 : x
  2. Step 2: Convert to fraction form
    2,858,102.82/3,944,079.84 = 1,617,686.54/x
  3. Step 3: Cross multiply
    2,858,102.82x = 3,944,079.84 × 1,617,686.54
  4. Step 4: Simplify right side
    2,858,102.82x = 6,380,284,870,989.58
  5. Step 5: Solve for x
    x = 6,380,284,870,989.58/2,858,102.82
  6. Step 6: Final answer
    x = 2,232,349.66

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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.