Home / 4,086,898.40-6,131,091.18-1,689,440.96

Finding the Fourth Proportional to 4,086,898.40, 6,131,091.18 and 1,689,440.96

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Solution

The fourth proportional to 4,086,898.40, 6,131,091.18 and 1,689,440.96 is: 2,534,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,898.40 : 6,131,091.18 = 1,689,440.96 : x
  2. Step 2: Convert to fraction form
    4,086,898.40/6,131,091.18 = 1,689,440.96/x
  3. Step 3: Cross multiply
    4,086,898.40x = 6,131,091.18 × 1,689,440.96
  4. Step 4: Simplify right side
    4,086,898.40x = 10,358,116,568,986.73
  5. Step 5: Solve for x
    x = 10,358,116,568,986.73/4,086,898.40
  6. Step 6: Final answer
    x = 2,534,468.82

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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.