Home / 1,086,627.13-1,629,940.82-376,655.18

Finding the Fourth Proportional to 1,086,627.13, 1,629,940.82 and 376,655.18

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Solution

The fourth proportional to 1,086,627.13, 1,629,940.82 and 376,655.18 is: 564,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,627.13 : 1,629,940.82 = 376,655.18 : x
  2. Step 2: Convert to fraction form
    1,086,627.13/1,629,940.82 = 376,655.18/x
  3. Step 3: Cross multiply
    1,086,627.13x = 1,629,940.82 × 376,655.18
  4. Step 4: Simplify right side
    1,086,627.13x = 613,925,642,913.47
  5. Step 5: Solve for x
    x = 613,925,642,913.47/1,086,627.13
  6. Step 6: Final answer
    x = 564,982.81

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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.