Home / 2,911,361.82-4,017,625.74-1,622,174.46

Finding the Fourth Proportional to 2,911,361.82, 4,017,625.74 and 1,622,174.46

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Solution

The fourth proportional to 2,911,361.82, 4,017,625.74 and 1,622,174.46 is: 2,238,570.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,361.82 : 4,017,625.74 = 1,622,174.46 : x
  2. Step 2: Convert to fraction form
    2,911,361.82/4,017,625.74 = 1,622,174.46/x
  3. Step 3: Cross multiply
    2,911,361.82x = 4,017,625.74 × 1,622,174.46
  4. Step 4: Simplify right side
    2,911,361.82x = 6,517,289,865,266.60
  5. Step 5: Solve for x
    x = 6,517,289,865,266.60/2,911,361.82
  6. Step 6: Final answer
    x = 2,238,570.91

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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.