Home / 1,031,155.88-1,546,619.20-321,124.44

Finding the Fourth Proportional to 1,031,155.88, 1,546,619.20 and 321,124.44

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Solution

The fourth proportional to 1,031,155.88, 1,546,619.20 and 321,124.44 is: 481,650.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,155.88 : 1,546,619.20 = 321,124.44 : x
  2. Step 2: Convert to fraction form
    1,031,155.88/1,546,619.20 = 321,124.44/x
  3. Step 3: Cross multiply
    1,031,155.88x = 1,546,619.20 × 321,124.44
  4. Step 4: Simplify right side
    1,031,155.88x = 496,657,224,493.25
  5. Step 5: Solve for x
    x = 496,657,224,493.25/1,031,155.88
  6. Step 6: Final answer
    x = 481,650.96

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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.