Home / 1,219,683.27-1,829,358.84-321,049.77

Finding the Fourth Proportional to 1,219,683.27, 1,829,358.84 and 321,049.77

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Solution

The fourth proportional to 1,219,683.27, 1,829,358.84 and 321,049.77 is: 481,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,683.27 : 1,829,358.84 = 321,049.77 : x
  2. Step 2: Convert to fraction form
    1,219,683.27/1,829,358.84 = 321,049.77/x
  3. Step 3: Cross multiply
    1,219,683.27x = 1,829,358.84 × 321,049.77
  4. Step 4: Simplify right side
    1,219,683.27x = 587,315,234,829.47
  5. Step 5: Solve for x
    x = 587,315,234,829.47/1,219,683.27
  6. Step 6: Final answer
    x = 481,530.94

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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.