Home / 2,558,724.28-3,531,183.32-1,397,278.54

Finding the Fourth Proportional to 2,558,724.28, 3,531,183.32 and 1,397,278.54

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Solution

The fourth proportional to 2,558,724.28, 3,531,183.32 and 1,397,278.54 is: 1,928,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,724.28 : 3,531,183.32 = 1,397,278.54 : x
  2. Step 2: Convert to fraction form
    2,558,724.28/3,531,183.32 = 1,397,278.54/x
  3. Step 3: Cross multiply
    2,558,724.28x = 3,531,183.32 × 1,397,278.54
  4. Step 4: Simplify right side
    2,558,724.28x = 4,934,046,673,841.95
  5. Step 5: Solve for x
    x = 4,934,046,673,841.95/2,558,724.28
  6. Step 6: Final answer
    x = 1,928,322.92

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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.