Home / 1,412,539.44-1,949,294.72-767,959.60

Finding the Fourth Proportional to 1,412,539.44, 1,949,294.72 and 767,959.60

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Solution

The fourth proportional to 1,412,539.44, 1,949,294.72 and 767,959.60 is: 1,059,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,539.44 : 1,949,294.72 = 767,959.60 : x
  2. Step 2: Convert to fraction form
    1,412,539.44/1,949,294.72 = 767,959.60/x
  3. Step 3: Cross multiply
    1,412,539.44x = 1,949,294.72 × 767,959.60
  4. Step 4: Simplify right side
    1,412,539.44x = 1,496,979,593,453.31
  5. Step 5: Solve for x
    x = 1,496,979,593,453.31/1,412,539.44
  6. Step 6: Final answer
    x = 1,059,778.97

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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.