Home / 1,086,618.38-1,629,558.48-376,480.67

Finding the Fourth Proportional to 1,086,618.38, 1,629,558.48 and 376,480.67

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Solution

The fourth proportional to 1,086,618.38, 1,629,558.48 and 376,480.67 is: 564,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,618.38 : 1,629,558.48 = 376,480.67 : x
  2. Step 2: Convert to fraction form
    1,086,618.38/1,629,558.48 = 376,480.67/x
  3. Step 3: Cross multiply
    1,086,618.38x = 1,629,558.48 × 376,480.67
  4. Step 4: Simplify right side
    1,086,618.38x = 613,497,268,354.58
  5. Step 5: Solve for x
    x = 613,497,268,354.58/1,086,618.38
  6. Step 6: Final answer
    x = 564,593.13

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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.