Home / 2,787,531.56-4,181,298.05-792,987.56

Finding the Fourth Proportional to 2,787,531.56, 4,181,298.05 and 792,987.56

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Solution

The fourth proportional to 2,787,531.56, 4,181,298.05 and 792,987.56 is: 1,189,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,531.56 : 4,181,298.05 = 792,987.56 : x
  2. Step 2: Convert to fraction form
    2,787,531.56/4,181,298.05 = 792,987.56/x
  3. Step 3: Cross multiply
    2,787,531.56x = 4,181,298.05 × 792,987.56
  4. Step 4: Simplify right side
    2,787,531.56x = 3,315,717,319,378.24
  5. Step 5: Solve for x
    x = 3,315,717,319,378.24/2,787,531.56
  6. Step 6: Final answer
    x = 1,189,481.54

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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.