Home / 3,940,246.40-5,909,932.20-1,100,645.60

Finding the Fourth Proportional to 3,940,246.40, 5,909,932.20 and 1,100,645.60

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Solution

The fourth proportional to 3,940,246.40, 5,909,932.20 and 1,100,645.60 is: 1,650,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,246.40 : 5,909,932.20 = 1,100,645.60 : x
  2. Step 2: Convert to fraction form
    3,940,246.40/5,909,932.20 = 1,100,645.60/x
  3. Step 3: Cross multiply
    3,940,246.40x = 5,909,932.20 × 1,100,645.60
  4. Step 4: Simplify right side
    3,940,246.40x = 6,504,740,872,228.32
  5. Step 5: Solve for x
    x = 6,504,740,872,228.32/3,940,246.40
  6. Step 6: Final answer
    x = 1,650,846.22

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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.