Home / 3,423,452.06-5,136,137.76-1,375,550.66

Finding the Fourth Proportional to 3,423,452.06, 5,136,137.76 and 1,375,550.66

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Solution

The fourth proportional to 3,423,452.06, 5,136,137.76 and 1,375,550.66 is: 2,063,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,452.06 : 5,136,137.76 = 1,375,550.66 : x
  2. Step 2: Convert to fraction form
    3,423,452.06/5,136,137.76 = 1,375,550.66/x
  3. Step 3: Cross multiply
    3,423,452.06x = 5,136,137.76 × 1,375,550.66
  4. Step 4: Simplify right side
    3,423,452.06x = 7,065,017,685,618.92
  5. Step 5: Solve for x
    x = 7,065,017,685,618.92/3,423,452.06
  6. Step 6: Final answer
    x = 2,063,711.59

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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.