Home / 2,080,381.08-3,120,584.58-641,046.72

Finding the Fourth Proportional to 2,080,381.08, 3,120,584.58 and 641,046.72

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Solution

The fourth proportional to 2,080,381.08, 3,120,584.58 and 641,046.72 is: 961,574.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,381.08 : 3,120,584.58 = 641,046.72 : x
  2. Step 2: Convert to fraction form
    2,080,381.08/3,120,584.58 = 641,046.72/x
  3. Step 3: Cross multiply
    2,080,381.08x = 3,120,584.58 × 641,046.72
  4. Step 4: Simplify right side
    2,080,381.08x = 2,000,440,509,491.58
  5. Step 5: Solve for x
    x = 2,000,440,509,491.58/2,080,381.08
  6. Step 6: Final answer
    x = 961,574.07

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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.