Home / 946,450.20-1,419,675.30-851,971.80

Finding the Fourth Proportional to 946,450.20, 1,419,675.30 and 851,971.80

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Solution

The fourth proportional to 946,450.20, 1,419,675.30 and 851,971.80 is: 1,277,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,450.20 : 1,419,675.30 = 851,971.80 : x
  2. Step 2: Convert to fraction form
    946,450.20/1,419,675.30 = 851,971.80/x
  3. Step 3: Cross multiply
    946,450.20x = 1,419,675.30 × 851,971.80
  4. Step 4: Simplify right side
    946,450.20x = 1,209,523,320,756.54
  5. Step 5: Solve for x
    x = 1,209,523,320,756.54/946,450.20
  6. Step 6: Final answer
    x = 1,277,957.70

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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.