Home / 1,086,618.64-1,629,558.84-376,480.88

Finding the Fourth Proportional to 1,086,618.64, 1,629,558.84 and 376,480.88

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Solution

The fourth proportional to 1,086,618.64, 1,629,558.84 and 376,480.88 is: 564,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,618.64 : 1,629,558.84 = 376,480.88 : x
  2. Step 2: Convert to fraction form
    1,086,618.64/1,629,558.84 = 376,480.88/x
  3. Step 3: Cross multiply
    1,086,618.64x = 1,629,558.84 × 376,480.88
  4. Step 4: Simplify right side
    1,086,618.64x = 613,497,746,094.98
  5. Step 5: Solve for x
    x = 613,497,746,094.98/1,086,618.64
  6. Step 6: Final answer
    x = 564,593.43

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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.