Home / 2,836,634.48-3,914,020.21-1,690,821.44

Finding the Fourth Proportional to 2,836,634.48, 3,914,020.21 and 1,690,821.44

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Solution

The fourth proportional to 2,836,634.48, 3,914,020.21 and 1,690,821.44 is: 2,333,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,634.48 : 3,914,020.21 = 1,690,821.44 : x
  2. Step 2: Convert to fraction form
    2,836,634.48/3,914,020.21 = 1,690,821.44/x
  3. Step 3: Cross multiply
    2,836,634.48x = 3,914,020.21 × 1,690,821.44
  4. Step 4: Simplify right side
    2,836,634.48x = 6,617,909,279,207.20
  5. Step 5: Solve for x
    x = 6,617,909,279,207.20/2,836,634.48
  6. Step 6: Final answer
    x = 2,333,014.47

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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.