Home / 3,879,930.86-5,352,450.20-3,014,568.98

Finding the Fourth Proportional to 3,879,930.86, 5,352,450.20 and 3,014,568.98

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Solution

The fourth proportional to 3,879,930.86, 5,352,450.20 and 3,014,568.98 is: 4,158,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,930.86 : 5,352,450.20 = 3,014,568.98 : x
  2. Step 2: Convert to fraction form
    3,879,930.86/5,352,450.20 = 3,014,568.98/x
  3. Step 3: Cross multiply
    3,879,930.86x = 5,352,450.20 × 3,014,568.98
  4. Step 4: Simplify right side
    3,879,930.86x = 16,135,330,339,914.80
  5. Step 5: Solve for x
    x = 16,135,330,339,914.80/3,879,930.86
  6. Step 6: Final answer
    x = 4,158,664.40

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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.