Home / 2,745,690.12-3,787,770.87-1,727,656.20

Finding the Fourth Proportional to 2,745,690.12, 3,787,770.87 and 1,727,656.20

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Solution

The fourth proportional to 2,745,690.12, 3,787,770.87 and 1,727,656.20 is: 2,383,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745,690.12 : 3,787,770.87 = 1,727,656.20 : x
  2. Step 2: Convert to fraction form
    2,745,690.12/3,787,770.87 = 1,727,656.20/x
  3. Step 3: Cross multiply
    2,745,690.12x = 3,787,770.87 × 1,727,656.20
  4. Step 4: Simplify right side
    2,745,690.12x = 6,543,965,827,734.89
  5. Step 5: Solve for x
    x = 6,543,965,827,734.89/2,745,690.12
  6. Step 6: Final answer
    x = 2,383,359.21

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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.