Home / 2,079,025.70-3,118,975.95-659,225.30

Finding the Fourth Proportional to 2,079,025.70, 3,118,975.95 and 659,225.30

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Solution

The fourth proportional to 2,079,025.70, 3,118,975.95 and 659,225.30 is: 988,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,025.70 : 3,118,975.95 = 659,225.30 : x
  2. Step 2: Convert to fraction form
    2,079,025.70/3,118,975.95 = 659,225.30/x
  3. Step 3: Cross multiply
    2,079,025.70x = 3,118,975.95 × 659,225.30
  4. Step 4: Simplify right side
    2,079,025.70x = 2,056,107,856,331.54
  5. Step 5: Solve for x
    x = 2,056,107,856,331.54/2,079,025.70
  6. Step 6: Final answer
    x = 988,976.64

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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.