Home / 4,079,722.80-6,119,584.20-3,638,823.60

Finding the Fourth Proportional to 4,079,722.80, 6,119,584.20 and 3,638,823.60

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Solution

The fourth proportional to 4,079,722.80, 6,119,584.20 and 3,638,823.60 is: 5,458,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,722.80 : 6,119,584.20 = 3,638,823.60 : x
  2. Step 2: Convert to fraction form
    4,079,722.80/6,119,584.20 = 3,638,823.60/x
  3. Step 3: Cross multiply
    4,079,722.80x = 6,119,584.20 × 3,638,823.60
  4. Step 4: Simplify right side
    4,079,722.80x = 22,268,087,409,147.12
  5. Step 5: Solve for x
    x = 22,268,087,409,147.12/4,079,722.80
  6. Step 6: Final answer
    x = 5,458,235.40

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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.