Home / 1,204,306.60-1,661,790.36-660,299.24

Finding the Fourth Proportional to 1,204,306.60, 1,661,790.36 and 660,299.24

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Solution

The fourth proportional to 1,204,306.60, 1,661,790.36 and 660,299.24 is: 911,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,306.60 : 1,661,790.36 = 660,299.24 : x
  2. Step 2: Convert to fraction form
    1,204,306.60/1,661,790.36 = 660,299.24/x
  3. Step 3: Cross multiply
    1,204,306.60x = 1,661,790.36 × 660,299.24
  4. Step 4: Simplify right side
    1,204,306.60x = 1,097,278,903,438.37
  5. Step 5: Solve for x
    x = 1,097,278,903,438.37/1,204,306.60
  6. Step 6: Final answer
    x = 911,129.20

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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.