Home / 5,278,507.60-7,284,425.16-2,864,059.60

Finding the Fourth Proportional to 5,278,507.60, 7,284,425.16 and 2,864,059.60

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Solution

The fourth proportional to 5,278,507.60, 7,284,425.16 and 2,864,059.60 is: 3,952,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,507.60 : 7,284,425.16 = 2,864,059.60 : x
  2. Step 2: Convert to fraction form
    5,278,507.60/7,284,425.16 = 2,864,059.60/x
  3. Step 3: Cross multiply
    5,278,507.60x = 7,284,425.16 × 2,864,059.60
  4. Step 4: Simplify right side
    5,278,507.60x = 20,863,027,809,979.54
  5. Step 5: Solve for x
    x = 20,863,027,809,979.54/5,278,507.60
  6. Step 6: Final answer
    x = 3,952,448.19

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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.