Home / 2,135,835.60-3,203,753.40-1,339,573.20

Finding the Fourth Proportional to 2,135,835.60, 3,203,753.40 and 1,339,573.20

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Solution

The fourth proportional to 2,135,835.60, 3,203,753.40 and 1,339,573.20 is: 2,009,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,835.60 : 3,203,753.40 = 1,339,573.20 : x
  2. Step 2: Convert to fraction form
    2,135,835.60/3,203,753.40 = 1,339,573.20/x
  3. Step 3: Cross multiply
    2,135,835.60x = 3,203,753.40 × 1,339,573.20
  4. Step 4: Simplify right side
    2,135,835.60x = 4,291,662,194,048.88
  5. Step 5: Solve for x
    x = 4,291,662,194,048.88/2,135,835.60
  6. Step 6: Final answer
    x = 2,009,359.80

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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.