Home / 1,163,338.83-1,745,047.12-321,820.11

Finding the Fourth Proportional to 1,163,338.83, 1,745,047.12 and 321,820.11

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Solution

The fourth proportional to 1,163,338.83, 1,745,047.12 and 321,820.11 is: 482,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,338.83 : 1,745,047.12 = 321,820.11 : x
  2. Step 2: Convert to fraction form
    1,163,338.83/1,745,047.12 = 321,820.11/x
  3. Step 3: Cross multiply
    1,163,338.83x = 1,745,047.12 × 321,820.11
  4. Step 4: Simplify right side
    1,163,338.83x = 561,591,246,583.80
  5. Step 5: Solve for x
    x = 561,591,246,583.80/1,163,338.83
  6. Step 6: Final answer
    x = 482,740.91

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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.