Home / 3,677,942.37-5,075,481.27-2,129,269.50

Finding the Fourth Proportional to 3,677,942.37, 5,075,481.27 and 2,129,269.50

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Solution

The fourth proportional to 3,677,942.37, 5,075,481.27 and 2,129,269.50 is: 2,938,346.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,942.37 : 5,075,481.27 = 2,129,269.50 : x
  2. Step 2: Convert to fraction form
    3,677,942.37/5,075,481.27 = 2,129,269.50/x
  3. Step 3: Cross multiply
    3,677,942.37x = 5,075,481.27 × 2,129,269.50
  4. Step 4: Simplify right side
    3,677,942.37x = 10,807,067,466,032.26
  5. Step 5: Solve for x
    x = 10,807,067,466,032.26/3,677,942.37
  6. Step 6: Final answer
    x = 2,938,346.06

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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.