Home / 863,144.85-1,206,828.15-863,144.85

Finding the Fourth Proportional to 863,144.85, 1,206,828.15 and 863,144.85

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Solution

The fourth proportional to 863,144.85, 1,206,828.15 and 863,144.85 is: 1,206,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,144.85 : 1,206,828.15 = 863,144.85 : x
  2. Step 2: Convert to fraction form
    863,144.85/1,206,828.15 = 863,144.85/x
  3. Step 3: Cross multiply
    863,144.85x = 1,206,828.15 × 863,144.85
  4. Step 4: Simplify right side
    863,144.85x = 1,041,667,502,507.53
  5. Step 5: Solve for x
    x = 1,041,667,502,507.53/863,144.85
  6. Step 6: Final answer
    x = 1,206,828.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.