Home / 2,255,874.88-3,109,663.36-1,383,093.76

Finding the Fourth Proportional to 2,255,874.88, 3,109,663.36 and 1,383,093.76

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Solution

The fourth proportional to 2,255,874.88, 3,109,663.36 and 1,383,093.76 is: 1,906,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,874.88 : 3,109,663.36 = 1,383,093.76 : x
  2. Step 2: Convert to fraction form
    2,255,874.88/3,109,663.36 = 1,383,093.76/x
  3. Step 3: Cross multiply
    2,255,874.88x = 3,109,663.36 × 1,383,093.76
  4. Step 4: Simplify right side
    2,255,874.88x = 4,300,955,982,871.34
  5. Step 5: Solve for x
    x = 4,300,955,982,871.34/2,255,874.88
  6. Step 6: Final answer
    x = 1,906,557.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.