Home / 4,150,905.40-6,231,023.70-3,208,454.20

Finding the Fourth Proportional to 4,150,905.40, 6,231,023.70 and 3,208,454.20

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Solution

The fourth proportional to 4,150,905.40, 6,231,023.70 and 3,208,454.20 is: 4,816,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150,905.40 : 6,231,023.70 = 3,208,454.20 : x
  2. Step 2: Convert to fraction form
    4,150,905.40/6,231,023.70 = 3,208,454.20/x
  3. Step 3: Cross multiply
    4,150,905.40x = 6,231,023.70 × 3,208,454.20
  4. Step 4: Simplify right side
    4,150,905.40x = 19,991,954,160,564.54
  5. Step 5: Solve for x
    x = 19,991,954,160,564.54/4,150,905.40
  6. Step 6: Final answer
    x = 4,816,287.59

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1.5x scale

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.