Home / 839,944.20-1,259,916.30-794,454.60

Finding the Fourth Proportional to 839,944.20, 1,259,916.30 and 794,454.60

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Solution

The fourth proportional to 839,944.20, 1,259,916.30 and 794,454.60 is: 1,191,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,944.20 : 1,259,916.30 = 794,454.60 : x
  2. Step 2: Convert to fraction form
    839,944.20/1,259,916.30 = 794,454.60/x
  3. Step 3: Cross multiply
    839,944.20x = 1,259,916.30 × 794,454.60
  4. Step 4: Simplify right side
    839,944.20x = 1,000,946,300,149.98
  5. Step 5: Solve for x
    x = 1,000,946,300,149.98/839,944.20
  6. Step 6: Final answer
    x = 1,191,681.90

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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.