Home / 3,608,308.24-4,979,465.08-2,158,003.64

Finding the Fourth Proportional to 3,608,308.24, 4,979,465.08 and 2,158,003.64

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Solution

The fourth proportional to 3,608,308.24, 4,979,465.08 and 2,158,003.64 is: 2,978,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,308.24 : 4,979,465.08 = 2,158,003.64 : x
  2. Step 2: Convert to fraction form
    3,608,308.24/4,979,465.08 = 2,158,003.64/x
  3. Step 3: Cross multiply
    3,608,308.24x = 4,979,465.08 × 2,158,003.64
  4. Step 4: Simplify right side
    3,608,308.24x = 10,745,703,767,892.89
  5. Step 5: Solve for x
    x = 10,745,703,767,892.89/3,608,308.24
  6. Step 6: Final answer
    x = 2,978,044.85

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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.