Home / 2,565,692.10-3,848,046.06-768,634.20

Finding the Fourth Proportional to 2,565,692.10, 3,848,046.06 and 768,634.20

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Solution

The fourth proportional to 2,565,692.10, 3,848,046.06 and 768,634.20 is: 1,152,803.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,692.10 : 3,848,046.06 = 768,634.20 : x
  2. Step 2: Convert to fraction form
    2,565,692.10/3,848,046.06 = 768,634.20/x
  3. Step 3: Cross multiply
    2,565,692.10x = 3,848,046.06 × 768,634.20
  4. Step 4: Simplify right side
    2,565,692.10x = 2,957,739,804,891.25
  5. Step 5: Solve for x
    x = 2,957,739,804,891.25/2,565,692.10
  6. Step 6: Final answer
    x = 1,152,803.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.