Home / 2,560,202.80-3,840,290.34-1,043,879.86

Finding the Fourth Proportional to 2,560,202.80, 3,840,290.34 and 1,043,879.86

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Solution

The fourth proportional to 2,560,202.80, 3,840,290.34 and 1,043,879.86 is: 1,565,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,202.80 : 3,840,290.34 = 1,043,879.86 : x
  2. Step 2: Convert to fraction form
    2,560,202.80/3,840,290.34 = 1,043,879.86/x
  3. Step 3: Cross multiply
    2,560,202.80x = 3,840,290.34 × 1,043,879.86
  4. Step 4: Simplify right side
    2,560,202.80x = 4,008,801,742,478.55
  5. Step 5: Solve for x
    x = 4,008,801,742,478.55/2,560,202.80
  6. Step 6: Final answer
    x = 1,565,814.14

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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.