Home / 2,947,921.26-4,421,832.42-1,327,788.96

Finding the Fourth Proportional to 2,947,921.26, 4,421,832.42 and 1,327,788.96

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Solution

The fourth proportional to 2,947,921.26, 4,421,832.42 and 1,327,788.96 is: 1,991,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,921.26 : 4,421,832.42 = 1,327,788.96 : x
  2. Step 2: Convert to fraction form
    2,947,921.26/4,421,832.42 = 1,327,788.96/x
  3. Step 3: Cross multiply
    2,947,921.26x = 4,421,832.42 × 1,327,788.96
  4. Step 4: Simplify right side
    2,947,921.26x = 5,871,260,270,246.08
  5. Step 5: Solve for x
    x = 5,871,260,270,246.08/2,947,921.26
  6. Step 6: Final answer
    x = 1,991,661.16

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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.