Home / 1,111,279.86-1,666,912.59-269,825.94

Finding the Fourth Proportional to 1,111,279.86, 1,666,912.59 and 269,825.94

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Solution

The fourth proportional to 1,111,279.86, 1,666,912.59 and 269,825.94 is: 404,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,279.86 : 1,666,912.59 = 269,825.94 : x
  2. Step 2: Convert to fraction form
    1,111,279.86/1,666,912.59 = 269,825.94/x
  3. Step 3: Cross multiply
    1,111,279.86x = 1,666,912.59 × 269,825.94
  4. Step 4: Simplify right side
    1,111,279.86x = 449,776,256,494.59
  5. Step 5: Solve for x
    x = 449,776,256,494.59/1,111,279.86
  6. Step 6: Final answer
    x = 404,737.16

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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.