Home / 3,909,629.96-5,392,090.59-2,751,908.70

Finding the Fourth Proportional to 3,909,629.96, 5,392,090.59 and 2,751,908.70

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Solution

The fourth proportional to 3,909,629.96, 5,392,090.59 and 2,751,908.70 is: 3,795,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,629.96 : 5,392,090.59 = 2,751,908.70 : x
  2. Step 2: Convert to fraction form
    3,909,629.96/5,392,090.59 = 2,751,908.70/x
  3. Step 3: Cross multiply
    3,909,629.96x = 5,392,090.59 × 2,751,908.70
  4. Step 4: Simplify right side
    3,909,629.96x = 14,838,541,005,809.13
  5. Step 5: Solve for x
    x = 14,838,541,005,809.13/3,909,629.96
  6. Step 6: Final answer
    x = 3,795,382.47

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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.