Home / 2,005,692.44-2,767,839.30-1,087,919.30

Finding the Fourth Proportional to 2,005,692.44, 2,767,839.30 and 1,087,919.30

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Solution

The fourth proportional to 2,005,692.44, 2,767,839.30 and 1,087,919.30 is: 1,501,319.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,692.44 : 2,767,839.30 = 1,087,919.30 : x
  2. Step 2: Convert to fraction form
    2,005,692.44/2,767,839.30 = 1,087,919.30/x
  3. Step 3: Cross multiply
    2,005,692.44x = 2,767,839.30 × 1,087,919.30
  4. Step 4: Simplify right side
    2,005,692.44x = 3,011,185,793,768.49
  5. Step 5: Solve for x
    x = 3,011,185,793,768.49/2,005,692.44
  6. Step 6: Final answer
    x = 1,501,319.81

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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.