Home / 1,000,626.56-1,380,850.96-547,917.60

Finding the Fourth Proportional to 1,000,626.56, 1,380,850.96 and 547,917.60

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Solution

The fourth proportional to 1,000,626.56, 1,380,850.96 and 547,917.60 is: 756,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,626.56 : 1,380,850.96 = 547,917.60 : x
  2. Step 2: Convert to fraction form
    1,000,626.56/1,380,850.96 = 547,917.60/x
  3. Step 3: Cross multiply
    1,000,626.56x = 1,380,850.96 × 547,917.60
  4. Step 4: Simplify right side
    1,000,626.56x = 756,592,543,960.90
  5. Step 5: Solve for x
    x = 756,592,543,960.90/1,000,626.56
  6. Step 6: Final answer
    x = 756,118.79

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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.