Home / 4,278,083.64-6,412,804.86-2,681,765.64

Finding the Fourth Proportional to 4,278,083.64, 6,412,804.86 and 2,681,765.64

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Solution

The fourth proportional to 4,278,083.64, 6,412,804.86 and 2,681,765.64 is: 4,019,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,083.64 : 6,412,804.86 = 2,681,765.64 : x
  2. Step 2: Convert to fraction form
    4,278,083.64/6,412,804.86 = 2,681,765.64/x
  3. Step 3: Cross multiply
    4,278,083.64x = 6,412,804.86 × 2,681,765.64
  4. Step 4: Simplify right side
    4,278,083.64x = 17,197,639,729,573.01
  5. Step 5: Solve for x
    x = 17,197,639,729,573.01/4,278,083.64
  6. Step 6: Final answer
    x = 4,019,940.04

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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.