Home / 3,852,755.82-5,316,789.51-2,221,155.27

Finding the Fourth Proportional to 3,852,755.82, 5,316,789.51 and 2,221,155.27

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Solution

The fourth proportional to 3,852,755.82, 5,316,789.51 and 2,221,155.27 is: 3,065,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,755.82 : 5,316,789.51 = 2,221,155.27 : x
  2. Step 2: Convert to fraction form
    3,852,755.82/5,316,789.51 = 2,221,155.27/x
  3. Step 3: Cross multiply
    3,852,755.82x = 5,316,789.51 × 2,221,155.27
  4. Step 4: Simplify right side
    3,852,755.82x = 11,809,415,039,617.22
  5. Step 5: Solve for x
    x = 11,809,415,039,617.22/3,852,755.82
  6. Step 6: Final answer
    x = 3,065,186.48

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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.