Home / 3,189,507.44-4,783,445.96-945,120.56

Finding the Fourth Proportional to 3,189,507.44, 4,783,445.96 and 945,120.56

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Solution

The fourth proportional to 3,189,507.44, 4,783,445.96 and 945,120.56 is: 1,417,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,507.44 : 4,783,445.96 = 945,120.56 : x
  2. Step 2: Convert to fraction form
    3,189,507.44/4,783,445.96 = 945,120.56/x
  3. Step 3: Cross multiply
    3,189,507.44x = 4,783,445.96 × 945,120.56
  4. Step 4: Simplify right side
    3,189,507.44x = 4,520,933,124,444.94
  5. Step 5: Solve for x
    x = 4,520,933,124,444.94/3,189,507.44
  6. Step 6: Final answer
    x = 1,417,439.28

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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.