Home / 2,068,633.64-3,101,964.22-720,630.44

Finding the Fourth Proportional to 2,068,633.64, 3,101,964.22 and 720,630.44

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Solution

The fourth proportional to 2,068,633.64, 3,101,964.22 and 720,630.44 is: 1,080,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,633.64 : 3,101,964.22 = 720,630.44 : x
  2. Step 2: Convert to fraction form
    2,068,633.64/3,101,964.22 = 720,630.44/x
  3. Step 3: Cross multiply
    2,068,633.64x = 3,101,964.22 × 720,630.44
  4. Step 4: Simplify right side
    2,068,633.64x = 2,235,369,840,722.86
  5. Step 5: Solve for x
    x = 2,235,369,840,722.86/2,068,633.64
  6. Step 6: Final answer
    x = 1,080,602.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.