Home / 3,677,959.22-5,075,504.15-2,129,286.47

Finding the Fourth Proportional to 3,677,959.22, 5,075,504.15 and 2,129,286.47

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Solution

The fourth proportional to 3,677,959.22, 5,075,504.15 and 2,129,286.47 is: 2,938,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,959.22 : 5,075,504.15 = 2,129,286.47 : x
  2. Step 2: Convert to fraction form
    3,677,959.22/5,075,504.15 = 2,129,286.47/x
  3. Step 3: Cross multiply
    3,677,959.22x = 5,075,504.15 × 2,129,286.47
  4. Step 4: Simplify right side
    3,677,959.22x = 10,807,202,278,999.90
  5. Step 5: Solve for x
    x = 10,807,202,278,999.90/3,677,959.22
  6. Step 6: Final answer
    x = 2,938,369.26

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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.