Home / 1,538,231.92-2,122,650.94-849,896.22

Finding the Fourth Proportional to 1,538,231.92, 2,122,650.94 and 849,896.22

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Solution

The fourth proportional to 1,538,231.92, 2,122,650.94 and 849,896.22 is: 1,172,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,231.92 : 2,122,650.94 = 849,896.22 : x
  2. Step 2: Convert to fraction form
    1,538,231.92/2,122,650.94 = 849,896.22/x
  3. Step 3: Cross multiply
    1,538,231.92x = 2,122,650.94 × 849,896.22
  4. Step 4: Simplify right side
    1,538,231.92x = 1,804,033,014,134.58
  5. Step 5: Solve for x
    x = 1,804,033,014,134.58/1,538,231.92
  6. Step 6: Final answer
    x = 1,172,796.50

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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.