Home / 2,156,286.60-3,234,429.90-1,982,104.20

Finding the Fourth Proportional to 2,156,286.60, 3,234,429.90 and 1,982,104.20

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Solution

The fourth proportional to 2,156,286.60, 3,234,429.90 and 1,982,104.20 is: 2,973,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,286.60 : 3,234,429.90 = 1,982,104.20 : x
  2. Step 2: Convert to fraction form
    2,156,286.60/3,234,429.90 = 1,982,104.20/x
  3. Step 3: Cross multiply
    2,156,286.60x = 3,234,429.90 × 1,982,104.20
  4. Step 4: Simplify right side
    2,156,286.60x = 6,410,977,089,395.58
  5. Step 5: Solve for x
    x = 6,410,977,089,395.58/2,156,286.60
  6. Step 6: Final answer
    x = 2,973,156.30

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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.