Home / 3,836,033.28-5,293,699.92-2,117,153.80

Finding the Fourth Proportional to 3,836,033.28, 5,293,699.92 and 2,117,153.80

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Solution

The fourth proportional to 3,836,033.28, 5,293,699.92 and 2,117,153.80 is: 2,921,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,033.28 : 5,293,699.92 = 2,117,153.80 : x
  2. Step 2: Convert to fraction form
    3,836,033.28/5,293,699.92 = 2,117,153.80/x
  3. Step 3: Cross multiply
    3,836,033.28x = 5,293,699.92 × 2,117,153.80
  4. Step 4: Simplify right side
    3,836,033.28x = 11,207,576,901,687.70
  5. Step 5: Solve for x
    x = 11,207,576,901,687.70/3,836,033.28
  6. Step 6: Final answer
    x = 2,921,657.89

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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.