Home / 981,610.20-1,472,415.30-603,696.60

Finding the Fourth Proportional to 981,610.20, 1,472,415.30 and 603,696.60

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Solution

The fourth proportional to 981,610.20, 1,472,415.30 and 603,696.60 is: 905,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,610.20 : 1,472,415.30 = 603,696.60 : x
  2. Step 2: Convert to fraction form
    981,610.20/1,472,415.30 = 603,696.60/x
  3. Step 3: Cross multiply
    981,610.20x = 1,472,415.30 × 603,696.60
  4. Step 4: Simplify right side
    981,610.20x = 888,892,110,397.98
  5. Step 5: Solve for x
    x = 888,892,110,397.98/981,610.20
  6. Step 6: Final answer
    x = 905,544.90

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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.