Home / 6,238,558.20-9,357,837.30-1,979,059.80

Finding the Fourth Proportional to 6,238,558.20, 9,357,837.30 and 1,979,059.80

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Solution

The fourth proportional to 6,238,558.20, 9,357,837.30 and 1,979,059.80 is: 2,968,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,558.20 : 9,357,837.30 = 1,979,059.80 : x
  2. Step 2: Convert to fraction form
    6,238,558.20/9,357,837.30 = 1,979,059.80/x
  3. Step 3: Cross multiply
    6,238,558.20x = 9,357,837.30 × 1,979,059.80
  4. Step 4: Simplify right side
    6,238,558.20x = 18,519,719,615,370.54
  5. Step 5: Solve for x
    x = 18,519,719,615,370.54/6,238,558.20
  6. Step 6: Final answer
    x = 2,968,589.70

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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.