Home / 1,204,082.56-1,661,653.20-660,268

Finding the Fourth Proportional to 1,204,082.56, 1,661,653.20 and 660,268

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Solution

The fourth proportional to 1,204,082.56, 1,661,653.20 and 660,268 is: 911,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,082.56 : 1,661,653.20 = 660,268 : x
  2. Step 2: Convert to fraction form
    1,204,082.56/1,661,653.20 = 660,268/x
  3. Step 3: Cross multiply
    1,204,082.56x = 1,661,653.20 × 660,268
  4. Step 4: Simplify right side
    1,204,082.56x = 1,097,136,435,057.60
  5. Step 5: Solve for x
    x = 1,097,136,435,057.60/1,204,082.56
  6. Step 6: Final answer
    x = 911,180.41

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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.