Home / 1,131,654.58-1,561,702.26-648,261.88

Finding the Fourth Proportional to 1,131,654.58, 1,561,702.26 and 648,261.88

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Solution

The fourth proportional to 1,131,654.58, 1,561,702.26 and 648,261.88 is: 894,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,654.58 : 1,561,702.26 = 648,261.88 : x
  2. Step 2: Convert to fraction form
    1,131,654.58/1,561,702.26 = 648,261.88/x
  3. Step 3: Cross multiply
    1,131,654.58x = 1,561,702.26 × 648,261.88
  4. Step 4: Simplify right side
    1,131,654.58x = 1,012,392,043,067.85
  5. Step 5: Solve for x
    x = 1,012,392,043,067.85/1,131,654.58
  6. Step 6: Final answer
    x = 894,612.24

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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.