Home / 2,228,425.80-3,075,197.82-1,261,531.32

Finding the Fourth Proportional to 2,228,425.80, 3,075,197.82 and 1,261,531.32

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Solution

The fourth proportional to 2,228,425.80, 3,075,197.82 and 1,261,531.32 is: 1,740,896.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,425.80 : 3,075,197.82 = 1,261,531.32 : x
  2. Step 2: Convert to fraction form
    2,228,425.80/3,075,197.82 = 1,261,531.32/x
  3. Step 3: Cross multiply
    2,228,425.80x = 3,075,197.82 × 1,261,531.32
  4. Step 4: Simplify right side
    2,228,425.80x = 3,879,458,365,125.72
  5. Step 5: Solve for x
    x = 3,879,458,365,125.72/2,228,425.80
  6. Step 6: Final answer
    x = 1,740,896.36

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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.