Home / 1,178,292.25-1,765,790.70-637,380.73

Finding the Fourth Proportional to 1,178,292.25, 1,765,790.70 and 637,380.73

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Solution

The fourth proportional to 1,178,292.25, 1,765,790.70 and 637,380.73 is: 955,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,292.25 : 1,765,790.70 = 637,380.73 : x
  2. Step 2: Convert to fraction form
    1,178,292.25/1,765,790.70 = 637,380.73/x
  3. Step 3: Cross multiply
    1,178,292.25x = 1,765,790.70 × 637,380.73
  4. Step 4: Simplify right side
    1,178,292.25x = 1,125,480,965,393.21
  5. Step 5: Solve for x
    x = 1,125,480,965,393.21/1,178,292.25
  6. Step 6: Final answer
    x = 955,179.81

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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.