Home / 1,086,617.38-1,629,556.98-376,479.67

Finding the Fourth Proportional to 1,086,617.38, 1,629,556.98 and 376,479.67

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Solution

The fourth proportional to 1,086,617.38, 1,629,556.98 and 376,479.67 is: 564,591.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,617.38 : 1,629,556.98 = 376,479.67 : x
  2. Step 2: Convert to fraction form
    1,086,617.38/1,629,556.98 = 376,479.67/x
  3. Step 3: Cross multiply
    1,086,617.38x = 1,629,556.98 × 376,479.67
  4. Step 4: Simplify right side
    1,086,617.38x = 613,495,074,076.60
  5. Step 5: Solve for x
    x = 613,495,074,076.60/1,086,617.38
  6. Step 6: Final answer
    x = 564,591.63

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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.