Home / 1,113,040.28-1,667,321.46-843,629.22

Finding the Fourth Proportional to 1,113,040.28, 1,667,321.46 and 843,629.22

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Solution

The fourth proportional to 1,113,040.28, 1,667,321.46 and 843,629.22 is: 1,263,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,040.28 : 1,667,321.46 = 843,629.22 : x
  2. Step 2: Convert to fraction form
    1,113,040.28/1,667,321.46 = 843,629.22/x
  3. Step 3: Cross multiply
    1,113,040.28x = 1,667,321.46 × 843,629.22
  4. Step 4: Simplify right side
    1,113,040.28x = 1,406,601,094,452.45
  5. Step 5: Solve for x
    x = 1,406,601,094,452.45/1,113,040.28
  6. Step 6: Final answer
    x = 1,263,746.81

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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.