Home / 3,389,110.53-4,676,972.58-1,861,217.79

Finding the Fourth Proportional to 3,389,110.53, 4,676,972.58 and 1,861,217.79

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Solution

The fourth proportional to 3,389,110.53, 4,676,972.58 and 1,861,217.79 is: 2,568,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,110.53 : 4,676,972.58 = 1,861,217.79 : x
  2. Step 2: Convert to fraction form
    3,389,110.53/4,676,972.58 = 1,861,217.79/x
  3. Step 3: Cross multiply
    3,389,110.53x = 4,676,972.58 × 1,861,217.79
  4. Step 4: Simplify right side
    3,389,110.53x = 8,704,864,569,238.20
  5. Step 5: Solve for x
    x = 8,704,864,569,238.20/3,389,110.53
  6. Step 6: Final answer
    x = 2,568,480.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.