Home / 1,400,200.56-2,100,318.12-440,624.88

Finding the Fourth Proportional to 1,400,200.56, 2,100,318.12 and 440,624.88

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Solution

The fourth proportional to 1,400,200.56, 2,100,318.12 and 440,624.88 is: 660,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,200.56 : 2,100,318.12 = 440,624.88 : x
  2. Step 2: Convert to fraction form
    1,400,200.56/2,100,318.12 = 440,624.88/x
  3. Step 3: Cross multiply
    1,400,200.56x = 2,100,318.12 × 440,624.88
  4. Step 4: Simplify right side
    1,400,200.56x = 925,452,419,586.83
  5. Step 5: Solve for x
    x = 925,452,419,586.83/1,400,200.56
  6. Step 6: Final answer
    x = 660,942.76

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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.