Home / 1,180,639.69-1,770,889.03-694,594.89

Finding the Fourth Proportional to 1,180,639.69, 1,770,889.03 and 694,594.89

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Solution

The fourth proportional to 1,180,639.69, 1,770,889.03 and 694,594.89 is: 1,041,850.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,639.69 : 1,770,889.03 = 694,594.89 : x
  2. Step 2: Convert to fraction form
    1,180,639.69/1,770,889.03 = 694,594.89/x
  3. Step 3: Cross multiply
    1,180,639.69x = 1,770,889.03 × 694,594.89
  4. Step 4: Simplify right side
    1,180,639.69x = 1,230,050,469,258.57
  5. Step 5: Solve for x
    x = 1,230,050,469,258.57/1,180,639.69
  6. Step 6: Final answer
    x = 1,041,850.86

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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.