Home / 1,538,601.22-2,305,838.87-1,197,456.59

Finding the Fourth Proportional to 1,538,601.22, 2,305,838.87 and 1,197,456.59

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Solution

The fourth proportional to 1,538,601.22, 2,305,838.87 and 1,197,456.59 is: 1,794,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,601.22 : 2,305,838.87 = 1,197,456.59 : x
  2. Step 2: Convert to fraction form
    1,538,601.22/2,305,838.87 = 1,197,456.59/x
  3. Step 3: Cross multiply
    1,538,601.22x = 2,305,838.87 × 1,197,456.59
  4. Step 4: Simplify right side
    1,538,601.22x = 2,761,141,937,333.64
  5. Step 5: Solve for x
    x = 2,761,141,937,333.64/1,538,601.22
  6. Step 6: Final answer
    x = 1,794,579.33

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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.