Home / 3,479,772.35-5,217,561.74-1,560,336.11

Finding the Fourth Proportional to 3,479,772.35, 5,217,561.74 and 1,560,336.11

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Solution

The fourth proportional to 3,479,772.35, 5,217,561.74 and 1,560,336.11 is: 2,339,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,772.35 : 5,217,561.74 = 1,560,336.11 : x
  2. Step 2: Convert to fraction form
    3,479,772.35/5,217,561.74 = 1,560,336.11/x
  3. Step 3: Cross multiply
    3,479,772.35x = 5,217,561.74 × 1,560,336.11
  4. Step 4: Simplify right side
    3,479,772.35x = 8,141,149,986,455.32
  5. Step 5: Solve for x
    x = 8,141,149,986,455.32/3,479,772.35
  6. Step 6: Final answer
    x = 2,339,563.96

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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.