Home / 1,086,307.20-1,629,606.60-376,552.80

Finding the Fourth Proportional to 1,086,307.20, 1,629,606.60 and 376,552.80

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Solution

The fourth proportional to 1,086,307.20, 1,629,606.60 and 376,552.80 is: 564,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,307.20 : 1,629,606.60 = 376,552.80 : x
  2. Step 2: Convert to fraction form
    1,086,307.20/1,629,606.60 = 376,552.80/x
  3. Step 3: Cross multiply
    1,086,307.20x = 1,629,606.60 × 376,552.80
  4. Step 4: Simplify right side
    1,086,307.20x = 613,632,928,128.48
  5. Step 5: Solve for x
    x = 613,632,928,128.48/1,086,307.20
  6. Step 6: Final answer
    x = 564,879.74

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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.