Home / 3,690,219.56-5,530,498.79-1,982,366.64

Finding the Fourth Proportional to 3,690,219.56, 5,530,498.79 and 1,982,366.64

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Solution

The fourth proportional to 3,690,219.56, 5,530,498.79 and 1,982,366.64 is: 2,970,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,219.56 : 5,530,498.79 = 1,982,366.64 : x
  2. Step 2: Convert to fraction form
    3,690,219.56/5,530,498.79 = 1,982,366.64/x
  3. Step 3: Cross multiply
    3,690,219.56x = 5,530,498.79 × 1,982,366.64
  4. Step 4: Simplify right side
    3,690,219.56x = 10,963,476,293,944.53
  5. Step 5: Solve for x
    x = 10,963,476,293,944.53/3,690,219.56
  6. Step 6: Final answer
    x = 2,970,955.02

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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.