Home / 1,096,190.91-1,512,739.04-612,755.78

Finding the Fourth Proportional to 1,096,190.91, 1,512,739.04 and 612,755.78

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Solution

The fourth proportional to 1,096,190.91, 1,512,739.04 and 612,755.78 is: 845,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,190.91 : 1,512,739.04 = 612,755.78 : x
  2. Step 2: Convert to fraction form
    1,096,190.91/1,512,739.04 = 612,755.78/x
  3. Step 3: Cross multiply
    1,096,190.91x = 1,512,739.04 × 612,755.78
  4. Step 4: Simplify right side
    1,096,190.91x = 926,939,579,764.18
  5. Step 5: Solve for x
    x = 926,939,579,764.18/1,096,190.91
  6. Step 6: Final answer
    x = 845,600.50

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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.