Home / 839,948.20-1,259,922.30-794,458.60

Finding the Fourth Proportional to 839,948.20, 1,259,922.30 and 794,458.60

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Solution

The fourth proportional to 839,948.20, 1,259,922.30 and 794,458.60 is: 1,191,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,948.20 : 1,259,922.30 = 794,458.60 : x
  2. Step 2: Convert to fraction form
    839,948.20/1,259,922.30 = 794,458.60/x
  3. Step 3: Cross multiply
    839,948.20x = 1,259,922.30 × 794,458.60
  4. Step 4: Simplify right side
    839,948.20x = 1,000,956,106,566.78
  5. Step 5: Solve for x
    x = 1,000,956,106,566.78/839,948.20
  6. Step 6: Final answer
    x = 1,191,687.90

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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.