Home / 3,996,462.48-5,515,106.44-2,160,907.68

Finding the Fourth Proportional to 3,996,462.48, 5,515,106.44 and 2,160,907.68

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Solution

The fourth proportional to 3,996,462.48, 5,515,106.44 and 2,160,907.68 is: 2,982,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,462.48 : 5,515,106.44 = 2,160,907.68 : x
  2. Step 2: Convert to fraction form
    3,996,462.48/5,515,106.44 = 2,160,907.68/x
  3. Step 3: Cross multiply
    3,996,462.48x = 5,515,106.44 × 2,160,907.68
  4. Step 4: Simplify right side
    3,996,462.48x = 11,917,635,862,213.46
  5. Step 5: Solve for x
    x = 11,917,635,862,213.46/3,996,462.48
  6. Step 6: Final answer
    x = 2,982,046.23

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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.