Home / 3,532,640.80-5,298,961.20-873,248.80

Finding the Fourth Proportional to 3,532,640.80, 5,298,961.20 and 873,248.80

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Solution

The fourth proportional to 3,532,640.80, 5,298,961.20 and 873,248.80 is: 1,309,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,640.80 : 5,298,961.20 = 873,248.80 : x
  2. Step 2: Convert to fraction form
    3,532,640.80/5,298,961.20 = 873,248.80/x
  3. Step 3: Cross multiply
    3,532,640.80x = 5,298,961.20 × 873,248.80
  4. Step 4: Simplify right side
    3,532,640.80x = 4,627,311,509,146.56
  5. Step 5: Solve for x
    x = 4,627,311,509,146.56/3,532,640.80
  6. Step 6: Final answer
    x = 1,309,873.20

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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.