Home / 1,122,071.52-1,548,464.38-612,773.88

Finding the Fourth Proportional to 1,122,071.52, 1,548,464.38 and 612,773.88

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Solution

The fourth proportional to 1,122,071.52, 1,548,464.38 and 612,773.88 is: 845,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,071.52 : 1,548,464.38 = 612,773.88 : x
  2. Step 2: Convert to fraction form
    1,122,071.52/1,548,464.38 = 612,773.88/x
  3. Step 3: Cross multiply
    1,122,071.52x = 1,548,464.38 × 612,773.88
  4. Step 4: Simplify right side
    1,122,071.52x = 948,858,526,174.39
  5. Step 5: Solve for x
    x = 948,858,526,174.39/1,122,071.52
  6. Step 6: Final answer
    x = 845,631.06

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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.