Home / 1,763,922.61-2,645,874.06-641,991.61

Finding the Fourth Proportional to 1,763,922.61, 2,645,874.06 and 641,991.61

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Solution

The fourth proportional to 1,763,922.61, 2,645,874.06 and 641,991.61 is: 962,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,922.61 : 2,645,874.06 = 641,991.61 : x
  2. Step 2: Convert to fraction form
    1,763,922.61/2,645,874.06 = 641,991.61/x
  3. Step 3: Cross multiply
    1,763,922.61x = 2,645,874.06 × 641,991.61
  4. Step 4: Simplify right side
    1,763,922.61x = 1,698,628,947,636.64
  5. Step 5: Solve for x
    x = 1,698,628,947,636.64/1,763,922.61
  6. Step 6: Final answer
    x = 962,983.83

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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.