Home / 2,240,191.38-3,091,189.05-1,369,464.06

Finding the Fourth Proportional to 2,240,191.38, 3,091,189.05 and 1,369,464.06

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Solution

The fourth proportional to 2,240,191.38, 3,091,189.05 and 1,369,464.06 is: 1,889,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,191.38 : 3,091,189.05 = 1,369,464.06 : x
  2. Step 2: Convert to fraction form
    2,240,191.38/3,091,189.05 = 1,369,464.06/x
  3. Step 3: Cross multiply
    2,240,191.38x = 3,091,189.05 × 1,369,464.06
  4. Step 4: Simplify right side
    2,240,191.38x = 4,233,272,306,640.54
  5. Step 5: Solve for x
    x = 4,233,272,306,640.54/2,240,191.38
  6. Step 6: Final answer
    x = 1,889,692.26

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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.