Home / 2,986,091.44-4,479,140.76-742,229.44

Finding the Fourth Proportional to 2,986,091.44, 4,479,140.76 and 742,229.44

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Solution

The fourth proportional to 2,986,091.44, 4,479,140.76 and 742,229.44 is: 1,113,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,091.44 : 4,479,140.76 = 742,229.44 : x
  2. Step 2: Convert to fraction form
    2,986,091.44/4,479,140.76 = 742,229.44/x
  3. Step 3: Cross multiply
    2,986,091.44x = 4,479,140.76 × 742,229.44
  4. Step 4: Simplify right side
    2,986,091.44x = 3,324,550,137,975.97
  5. Step 5: Solve for x
    x = 3,324,550,137,975.97/2,986,091.44
  6. Step 6: Final answer
    x = 1,113,345.05

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1.5x scale

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.