Home / 1,591,834-2,198,190.52-1,011,244.64

Finding the Fourth Proportional to 1,591,834, 2,198,190.52 and 1,011,244.64

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Solution

The fourth proportional to 1,591,834, 2,198,190.52 and 1,011,244.64 is: 1,396,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,834 : 2,198,190.52 = 1,011,244.64 : x
  2. Step 2: Convert to fraction form
    1,591,834/2,198,190.52 = 1,011,244.64/x
  3. Step 3: Cross multiply
    1,591,834x = 2,198,190.52 × 1,011,244.64
  4. Step 4: Simplify right side
    1,591,834x = 2,222,908,381,048.81
  5. Step 5: Solve for x
    x = 2,222,908,381,048.81/1,591,834
  6. Step 6: Final answer
    x = 1,396,444.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.