Home / 1,538,194.30-2,122,695.66-849,864.01

Finding the Fourth Proportional to 1,538,194.30, 2,122,695.66 and 849,864.01

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Solution

The fourth proportional to 1,538,194.30, 2,122,695.66 and 849,864.01 is: 1,172,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,194.30 : 2,122,695.66 = 849,864.01 : x
  2. Step 2: Convert to fraction form
    1,538,194.30/2,122,695.66 = 849,864.01/x
  3. Step 3: Cross multiply
    1,538,194.30x = 2,122,695.66 × 849,864.01
  4. Step 4: Simplify right side
    1,538,194.30x = 1,804,002,645,617.20
  5. Step 5: Solve for x
    x = 1,804,002,645,617.20/1,538,194.30
  6. Step 6: Final answer
    x = 1,172,805.44

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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.