Home / 839,919.44-1,257,917.25-772,098.44

Finding the Fourth Proportional to 839,919.44, 1,257,917.25 and 772,098.44

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Solution

The fourth proportional to 839,919.44, 1,257,917.25 and 772,098.44 is: 1,156,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,919.44 : 1,257,917.25 = 772,098.44 : x
  2. Step 2: Convert to fraction form
    839,919.44/1,257,917.25 = 772,098.44/x
  3. Step 3: Cross multiply
    839,919.44x = 1,257,917.25 × 772,098.44
  4. Step 4: Simplify right side
    839,919.44x = 971,235,940,084.50
  5. Step 5: Solve for x
    x = 971,235,940,084.50/839,919.44
  6. Step 6: Final answer
    x = 1,156,344.17

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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.