Home / 5,054,047.90-7,578,295.57-2,489,620.30

Finding the Fourth Proportional to 5,054,047.90, 7,578,295.57 and 2,489,620.30

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Solution

The fourth proportional to 5,054,047.90, 7,578,295.57 and 2,489,620.30 is: 3,733,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054,047.90 : 7,578,295.57 = 2,489,620.30 : x
  2. Step 2: Convert to fraction form
    5,054,047.90/7,578,295.57 = 2,489,620.30/x
  3. Step 3: Cross multiply
    5,054,047.90x = 7,578,295.57 × 2,489,620.30
  4. Step 4: Simplify right side
    5,054,047.90x = 18,867,078,517,266.27
  5. Step 5: Solve for x
    x = 18,867,078,517,266.27/5,054,047.90
  6. Step 6: Final answer
    x = 3,733,062.86

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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.