Home / 947,815.80-1,419,419.70-503,604.60

Finding the Fourth Proportional to 947,815.80, 1,419,419.70 and 503,604.60

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Solution

The fourth proportional to 947,815.80, 1,419,419.70 and 503,604.60 is: 754,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,815.80 : 1,419,419.70 = 503,604.60 : x
  2. Step 2: Convert to fraction form
    947,815.80/1,419,419.70 = 503,604.60/x
  3. Step 3: Cross multiply
    947,815.80x = 1,419,419.70 × 503,604.60
  4. Step 4: Simplify right side
    947,815.80x = 714,826,290,250.62
  5. Step 5: Solve for x
    x = 714,826,290,250.62/947,815.80
  6. Step 6: Final answer
    x = 754,182.71

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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.