Home / 3,608,303.48-4,979,458.51-2,157,998.88

Finding the Fourth Proportional to 3,608,303.48, 4,979,458.51 and 2,157,998.88

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Solution

The fourth proportional to 3,608,303.48, 4,979,458.51 and 2,157,998.88 is: 2,978,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,303.48 : 4,979,458.51 = 2,157,998.88 : x
  2. Step 2: Convert to fraction form
    3,608,303.48/4,979,458.51 = 2,157,998.88/x
  3. Step 3: Cross multiply
    3,608,303.48x = 4,979,458.51 × 2,157,998.88
  4. Step 4: Simplify right side
    3,608,303.48x = 10,745,665,876,796.47
  5. Step 5: Solve for x
    x = 10,745,665,876,796.47/3,608,303.48
  6. Step 6: Final answer
    x = 2,978,038.28

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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.