Home / 1,055,961.78-1,583,243.01-381,954.39

Finding the Fourth Proportional to 1,055,961.78, 1,583,243.01 and 381,954.39

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Solution

The fourth proportional to 1,055,961.78, 1,583,243.01 and 381,954.39 is: 572,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,961.78 : 1,583,243.01 = 381,954.39 : x
  2. Step 2: Convert to fraction form
    1,055,961.78/1,583,243.01 = 381,954.39/x
  3. Step 3: Cross multiply
    1,055,961.78x = 1,583,243.01 × 381,954.39
  4. Step 4: Simplify right side
    1,055,961.78x = 604,726,618,106.31
  5. Step 5: Solve for x
    x = 604,726,618,106.31/1,055,961.78
  6. Step 6: Final answer
    x = 572,678.51

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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.