Home / 1,295,375.70-1,943,063.55-408,911.70

Finding the Fourth Proportional to 1,295,375.70, 1,943,063.55 and 408,911.70

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Solution

The fourth proportional to 1,295,375.70, 1,943,063.55 and 408,911.70 is: 613,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,375.70 : 1,943,063.55 = 408,911.70 : x
  2. Step 2: Convert to fraction form
    1,295,375.70/1,943,063.55 = 408,911.70/x
  3. Step 3: Cross multiply
    1,295,375.70x = 1,943,063.55 × 408,911.70
  4. Step 4: Simplify right side
    1,295,375.70x = 794,541,419,438.54
  5. Step 5: Solve for x
    x = 794,541,419,438.54/1,295,375.70
  6. Step 6: Final answer
    x = 613,367.55

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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.