Home / 1,084,441.09-1,495,198.42-879,912.85

Finding the Fourth Proportional to 1,084,441.09, 1,495,198.42 and 879,912.85

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Solution

The fourth proportional to 1,084,441.09, 1,495,198.42 and 879,912.85 is: 1,213,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,441.09 : 1,495,198.42 = 879,912.85 : x
  2. Step 2: Convert to fraction form
    1,084,441.09/1,495,198.42 = 879,912.85/x
  3. Step 3: Cross multiply
    1,084,441.09x = 1,495,198.42 × 879,912.85
  4. Step 4: Simplify right side
    1,084,441.09x = 1,315,644,303,057.70
  5. Step 5: Solve for x
    x = 1,315,644,303,057.70/1,084,441.09
  6. Step 6: Final answer
    x = 1,213,200.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.