Home / 2,409,961.92-3,612,193.44-1,129,229.76

Finding the Fourth Proportional to 2,409,961.92, 3,612,193.44 and 1,129,229.76

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Solution

The fourth proportional to 2,409,961.92, 3,612,193.44 and 1,129,229.76 is: 1,692,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,961.92 : 3,612,193.44 = 1,129,229.76 : x
  2. Step 2: Convert to fraction form
    2,409,961.92/3,612,193.44 = 1,129,229.76/x
  3. Step 3: Cross multiply
    2,409,961.92x = 3,612,193.44 × 1,129,229.76
  4. Step 4: Simplify right side
    2,409,961.92x = 4,078,996,331,324.77
  5. Step 5: Solve for x
    x = 4,078,996,331,324.77/2,409,961.92
  6. Step 6: Final answer
    x = 1,692,556.34

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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.