Home / 874,595.56-1,311,998.46-826,765.87

Finding the Fourth Proportional to 874,595.56, 1,311,998.46 and 826,765.87

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Solution

The fourth proportional to 874,595.56, 1,311,998.46 and 826,765.87 is: 1,240,248.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,595.56 : 1,311,998.46 = 826,765.87 : x
  2. Step 2: Convert to fraction form
    874,595.56/1,311,998.46 = 826,765.87/x
  3. Step 3: Cross multiply
    874,595.56x = 1,311,998.46 × 826,765.87
  4. Step 4: Simplify right side
    874,595.56x = 1,084,715,548,950.75
  5. Step 5: Solve for x
    x = 1,084,715,548,950.75/874,595.56
  6. Step 6: Final answer
    x = 1,240,248.18

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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.