Home / 4,115,071.20-6,176,590.80-1,986,648.80

Finding the Fourth Proportional to 4,115,071.20, 6,176,590.80 and 1,986,648.80

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Solution

The fourth proportional to 4,115,071.20, 6,176,590.80 and 1,986,648.80 is: 2,981,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,071.20 : 6,176,590.80 = 1,986,648.80 : x
  2. Step 2: Convert to fraction form
    4,115,071.20/6,176,590.80 = 1,986,648.80/x
  3. Step 3: Cross multiply
    4,115,071.20x = 6,176,590.80 × 1,986,648.80
  4. Step 4: Simplify right side
    4,115,071.20x = 12,270,716,700,911.04
  5. Step 5: Solve for x
    x = 12,270,716,700,911.04/4,115,071.20
  6. Step 6: Final answer
    x = 2,981,896.57

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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.