Home / 1,151,644.52-1,589,264.97-635,430.54

Finding the Fourth Proportional to 1,151,644.52, 1,589,264.97 and 635,430.54

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Solution

The fourth proportional to 1,151,644.52, 1,589,264.97 and 635,430.54 is: 876,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,644.52 : 1,589,264.97 = 635,430.54 : x
  2. Step 2: Convert to fraction form
    1,151,644.52/1,589,264.97 = 635,430.54/x
  3. Step 3: Cross multiply
    1,151,644.52x = 1,589,264.97 × 635,430.54
  4. Step 4: Simplify right side
    1,151,644.52x = 1,009,867,494,913.03
  5. Step 5: Solve for x
    x = 1,009,867,494,913.03/1,151,644.52
  6. Step 6: Final answer
    x = 876,891.68

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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.