Home / 3,448,522.20-4,759,332.76-1,899,942.12

Finding the Fourth Proportional to 3,448,522.20, 4,759,332.76 and 1,899,942.12

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Solution

The fourth proportional to 3,448,522.20, 4,759,332.76 and 1,899,942.12 is: 2,622,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,522.20 : 4,759,332.76 = 1,899,942.12 : x
  2. Step 2: Convert to fraction form
    3,448,522.20/4,759,332.76 = 1,899,942.12/x
  3. Step 3: Cross multiply
    3,448,522.20x = 4,759,332.76 × 1,899,942.12
  4. Step 4: Simplify right side
    3,448,522.20x = 9,042,456,773,819.85
  5. Step 5: Solve for x
    x = 9,042,456,773,819.85/3,448,522.20
  6. Step 6: Final answer
    x = 2,622,125.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.