Home / 3,100,359.50-4,650,558.69-856,516.94

Finding the Fourth Proportional to 3,100,359.50, 4,650,558.69 and 856,516.94

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Solution

The fourth proportional to 3,100,359.50, 4,650,558.69 and 856,516.94 is: 1,284,780.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,359.50 : 4,650,558.69 = 856,516.94 : x
  2. Step 2: Convert to fraction form
    3,100,359.50/4,650,558.69 = 856,516.94/x
  3. Step 3: Cross multiply
    3,100,359.50x = 4,650,558.69 × 856,516.94
  4. Step 4: Simplify right side
    3,100,359.50x = 3,983,282,298,449.21
  5. Step 5: Solve for x
    x = 3,983,282,298,449.21/3,100,359.50
  6. Step 6: Final answer
    x = 1,284,780.78

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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.