Home / 1,110,636.83-1,665,955.26-269,188.58

Finding the Fourth Proportional to 1,110,636.83, 1,665,955.26 and 269,188.58

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Solution

The fourth proportional to 1,110,636.83, 1,665,955.26 and 269,188.58 is: 403,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,636.83 : 1,665,955.26 = 269,188.58 : x
  2. Step 2: Convert to fraction form
    1,110,636.83/1,665,955.26 = 269,188.58/x
  3. Step 3: Cross multiply
    1,110,636.83x = 1,665,955.26 × 269,188.58
  4. Step 4: Simplify right side
    1,110,636.83x = 448,456,122,453.16
  5. Step 5: Solve for x
    x = 448,456,122,453.16/1,110,636.83
  6. Step 6: Final answer
    x = 403,782.87

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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.