Home / 1,579,132.58-2,179,175.82-890,805.92

Finding the Fourth Proportional to 1,579,132.58, 2,179,175.82 and 890,805.92

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Solution

The fourth proportional to 1,579,132.58, 2,179,175.82 and 890,805.92 is: 1,229,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,132.58 : 2,179,175.82 = 890,805.92 : x
  2. Step 2: Convert to fraction form
    1,579,132.58/2,179,175.82 = 890,805.92/x
  3. Step 3: Cross multiply
    1,579,132.58x = 2,179,175.82 × 890,805.92
  4. Step 4: Simplify right side
    1,579,132.58x = 1,941,222,721,176.85
  5. Step 5: Solve for x
    x = 1,941,222,721,176.85/1,579,132.58
  6. Step 6: Final answer
    x = 1,229,296.86

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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.