Home / 2,613,629.34-3,920,640.84-720,354.39

Finding the Fourth Proportional to 2,613,629.34, 3,920,640.84 and 720,354.39

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Solution

The fourth proportional to 2,613,629.34, 3,920,640.84 and 720,354.39 is: 1,080,585.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,629.34 : 3,920,640.84 = 720,354.39 : x
  2. Step 2: Convert to fraction form
    2,613,629.34/3,920,640.84 = 720,354.39/x
  3. Step 3: Cross multiply
    2,613,629.34x = 3,920,640.84 × 720,354.39
  4. Step 4: Simplify right side
    2,613,629.34x = 2,824,250,840,707.29
  5. Step 5: Solve for x
    x = 2,824,250,840,707.29/2,613,629.34
  6. Step 6: Final answer
    x = 1,080,585.83

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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.