Home / 3,996,579.69-5,515,276.07-2,161,033.59

Finding the Fourth Proportional to 3,996,579.69, 5,515,276.07 and 2,161,033.59

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Solution

The fourth proportional to 3,996,579.69, 5,515,276.07 and 2,161,033.59 is: 2,982,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,579.69 : 5,515,276.07 = 2,161,033.59 : x
  2. Step 2: Convert to fraction form
    3,996,579.69/5,515,276.07 = 2,161,033.59/x
  3. Step 3: Cross multiply
    3,996,579.69x = 5,515,276.07 × 2,161,033.59
  4. Step 4: Simplify right side
    3,996,579.69x = 11,918,696,834,588.02
  5. Step 5: Solve for x
    x = 11,918,696,834,588.02/3,996,579.69
  6. Step 6: Final answer
    x = 2,982,224.24

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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.