Home / 946,742.68-1,420,819.32-694,674.52

Finding the Fourth Proportional to 946,742.68, 1,420,819.32 and 694,674.52

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Solution

The fourth proportional to 946,742.68, 1,420,819.32 and 694,674.52 is: 1,042,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,742.68 : 1,420,819.32 = 694,674.52 : x
  2. Step 2: Convert to fraction form
    946,742.68/1,420,819.32 = 694,674.52/x
  3. Step 3: Cross multiply
    946,742.68x = 1,420,819.32 × 694,674.52
  4. Step 4: Simplify right side
    946,742.68x = 987,006,979,127.73
  5. Step 5: Solve for x
    x = 987,006,979,127.73/946,742.68
  6. Step 6: Final answer
    x = 1,042,529.30

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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.