Home / 3,658,906.46-5,489,231.66-1,262,771.76

Finding the Fourth Proportional to 3,658,906.46, 5,489,231.66 and 1,262,771.76

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Solution

The fourth proportional to 3,658,906.46, 5,489,231.66 and 1,262,771.76 is: 1,894,458.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,906.46 : 5,489,231.66 = 1,262,771.76 : x
  2. Step 2: Convert to fraction form
    3,658,906.46/5,489,231.66 = 1,262,771.76/x
  3. Step 3: Cross multiply
    3,658,906.46x = 5,489,231.66 × 1,262,771.76
  4. Step 4: Simplify right side
    3,658,906.46x = 6,931,646,724,345.92
  5. Step 5: Solve for x
    x = 6,931,646,724,345.92/3,658,906.46
  6. Step 6: Final answer
    x = 1,894,458.58

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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.