Home / 3,322,143.20-4,979,327.40-1,525,200.12

Finding the Fourth Proportional to 3,322,143.20, 4,979,327.40 and 1,525,200.12

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Solution

The fourth proportional to 3,322,143.20, 4,979,327.40 and 1,525,200.12 is: 2,286,015.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,143.20 : 4,979,327.40 = 1,525,200.12 : x
  2. Step 2: Convert to fraction form
    3,322,143.20/4,979,327.40 = 1,525,200.12/x
  3. Step 3: Cross multiply
    3,322,143.20x = 4,979,327.40 × 1,525,200.12
  4. Step 4: Simplify right side
    3,322,143.20x = 7,594,470,747,999.29
  5. Step 5: Solve for x
    x = 7,594,470,747,999.29/3,322,143.20
  6. Step 6: Final answer
    x = 2,286,015.47

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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.