Home / 1,110,626.88-1,665,940.33-269,178.63

Finding the Fourth Proportional to 1,110,626.88, 1,665,940.33 and 269,178.63

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Solution

The fourth proportional to 1,110,626.88, 1,665,940.33 and 269,178.63 is: 403,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,626.88 : 1,665,940.33 = 269,178.63 : x
  2. Step 2: Convert to fraction form
    1,110,626.88/1,665,940.33 = 269,178.63/x
  3. Step 3: Cross multiply
    1,110,626.88x = 1,665,940.33 × 269,178.63
  4. Step 4: Simplify right side
    1,110,626.88x = 448,435,538,510.11
  5. Step 5: Solve for x
    x = 448,435,538,510.11/1,110,626.88
  6. Step 6: Final answer
    x = 403,767.95

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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.