Home / 3,509,896.11-4,845,340.40-2,221,361.07

Finding the Fourth Proportional to 3,509,896.11, 4,845,340.40 and 2,221,361.07

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Solution

The fourth proportional to 3,509,896.11, 4,845,340.40 and 2,221,361.07 is: 3,066,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,896.11 : 4,845,340.40 = 2,221,361.07 : x
  2. Step 2: Convert to fraction form
    3,509,896.11/4,845,340.40 = 2,221,361.07/x
  3. Step 3: Cross multiply
    3,509,896.11x = 4,845,340.40 × 2,221,361.07
  4. Step 4: Simplify right side
    3,509,896.11x = 10,763,250,524,351.42
  5. Step 5: Solve for x
    x = 10,763,250,524,351.42/3,509,896.11
  6. Step 6: Final answer
    x = 3,066,543.91

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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.