Home / 1,188,791.29-1,783,886.78-441,362.17

Finding the Fourth Proportional to 1,188,791.29, 1,783,886.78 and 441,362.17

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Solution

The fourth proportional to 1,188,791.29, 1,783,886.78 and 441,362.17 is: 662,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,791.29 : 1,783,886.78 = 441,362.17 : x
  2. Step 2: Convert to fraction form
    1,188,791.29/1,783,886.78 = 441,362.17/x
  3. Step 3: Cross multiply
    1,188,791.29x = 1,783,886.78 × 441,362.17
  4. Step 4: Simplify right side
    1,188,791.29x = 787,340,140,255.11
  5. Step 5: Solve for x
    x = 787,340,140,255.11/1,188,791.29
  6. Step 6: Final answer
    x = 662,303.09

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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.