Home / 3,969,690.64-5,954,891.14-1,540,787

Finding the Fourth Proportional to 3,969,690.64, 5,954,891.14 and 1,540,787

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Solution

The fourth proportional to 3,969,690.64, 5,954,891.14 and 1,540,787 is: 2,311,318.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,690.64 : 5,954,891.14 = 1,540,787 : x
  2. Step 2: Convert to fraction form
    3,969,690.64/5,954,891.14 = 1,540,787/x
  3. Step 3: Cross multiply
    3,969,690.64x = 5,954,891.14 × 1,540,787
  4. Step 4: Simplify right side
    3,969,690.64x = 9,175,218,854,927.18
  5. Step 5: Solve for x
    x = 9,175,218,854,927.18/3,969,690.64
  6. Step 6: Final answer
    x = 2,311,318.36

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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.