Home / 2,176,653.64-3,266,086.38-978,334.60

Finding the Fourth Proportional to 2,176,653.64, 3,266,086.38 and 978,334.60

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Solution

The fourth proportional to 2,176,653.64, 3,266,086.38 and 978,334.60 is: 1,467,998.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,653.64 : 3,266,086.38 = 978,334.60 : x
  2. Step 2: Convert to fraction form
    2,176,653.64/3,266,086.38 = 978,334.60/x
  3. Step 3: Cross multiply
    2,176,653.64x = 3,266,086.38 × 978,334.60
  4. Step 4: Simplify right side
    2,176,653.64x = 3,195,325,312,142.75
  5. Step 5: Solve for x
    x = 3,195,325,312,142.75/2,176,653.64
  6. Step 6: Final answer
    x = 1,467,998.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.