Home / 2,171,065.20-3,256,597.80-1,611,193.20

Finding the Fourth Proportional to 2,171,065.20, 3,256,597.80 and 1,611,193.20

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Solution

The fourth proportional to 2,171,065.20, 3,256,597.80 and 1,611,193.20 is: 2,416,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,065.20 : 3,256,597.80 = 1,611,193.20 : x
  2. Step 2: Convert to fraction form
    2,171,065.20/3,256,597.80 = 1,611,193.20/x
  3. Step 3: Cross multiply
    2,171,065.20x = 3,256,597.80 × 1,611,193.20
  4. Step 4: Simplify right side
    2,171,065.20x = 5,247,008,230,494.96
  5. Step 5: Solve for x
    x = 5,247,008,230,494.96/2,171,065.20
  6. Step 6: Final answer
    x = 2,416,789.80

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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.