Home / 5,258,047.91-7,887,470.72-1,419,814.44

Finding the Fourth Proportional to 5,258,047.91, 7,887,470.72 and 1,419,814.44

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Solution

The fourth proportional to 5,258,047.91, 7,887,470.72 and 1,419,814.44 is: 2,129,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,047.91 : 7,887,470.72 = 1,419,814.44 : x
  2. Step 2: Convert to fraction form
    5,258,047.91/7,887,470.72 = 1,419,814.44/x
  3. Step 3: Cross multiply
    5,258,047.91x = 7,887,470.72 × 1,419,814.44
  4. Step 4: Simplify right side
    5,258,047.91x = 11,198,744,816,234.12
  5. Step 5: Solve for x
    x = 11,198,744,816,234.12/5,258,047.91
  6. Step 6: Final answer
    x = 2,129,829.36

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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.