Home / 2,557,770.92-3,835,825.74-851,455.88

Finding the Fourth Proportional to 2,557,770.92, 3,835,825.74 and 851,455.88

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Solution

The fourth proportional to 2,557,770.92, 3,835,825.74 and 851,455.88 is: 1,276,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,770.92 : 3,835,825.74 = 851,455.88 : x
  2. Step 2: Convert to fraction form
    2,557,770.92/3,835,825.74 = 851,455.88/x
  3. Step 3: Cross multiply
    2,557,770.92x = 3,835,825.74 × 851,455.88
  4. Step 4: Simplify right side
    2,557,770.92x = 3,266,036,380,978.35
  5. Step 5: Solve for x
    x = 3,266,036,380,978.35/2,557,770.92
  6. Step 6: Final answer
    x = 1,276,907.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.