Home / 5,253,751.70-7,879,975.29-1,415,874.36

Finding the Fourth Proportional to 5,253,751.70, 7,879,975.29 and 1,415,874.36

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Solution

The fourth proportional to 5,253,751.70, 7,879,975.29 and 1,415,874.36 is: 2,123,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,751.70 : 7,879,975.29 = 1,415,874.36 : x
  2. Step 2: Convert to fraction form
    5,253,751.70/7,879,975.29 = 1,415,874.36/x
  3. Step 3: Cross multiply
    5,253,751.70x = 7,879,975.29 × 1,415,874.36
  4. Step 4: Simplify right side
    5,253,751.70x = 11,157,054,970,544.56
  5. Step 5: Solve for x
    x = 11,157,054,970,544.56/5,253,751.70
  6. Step 6: Final answer
    x = 2,123,635.76

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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.