Home / 3,005,692.38-4,147,905.86-1,629,080.37

Finding the Fourth Proportional to 3,005,692.38, 4,147,905.86 and 1,629,080.37

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Solution

The fourth proportional to 3,005,692.38, 4,147,905.86 and 1,629,080.37 is: 2,248,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,692.38 : 4,147,905.86 = 1,629,080.37 : x
  2. Step 2: Convert to fraction form
    3,005,692.38/4,147,905.86 = 1,629,080.37/x
  3. Step 3: Cross multiply
    3,005,692.38x = 4,147,905.86 × 1,629,080.37
  4. Step 4: Simplify right side
    3,005,692.38x = 6,757,272,020,261.20
  5. Step 5: Solve for x
    x = 6,757,272,020,261.20/3,005,692.38
  6. Step 6: Final answer
    x = 2,248,158.22

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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.