Home / 3,999,119.37-5,518,926.72-2,257,212.83

Finding the Fourth Proportional to 3,999,119.37, 5,518,926.72 and 2,257,212.83

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Solution

The fourth proportional to 3,999,119.37, 5,518,926.72 and 2,257,212.83 is: 3,115,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,119.37 : 5,518,926.72 = 2,257,212.83 : x
  2. Step 2: Convert to fraction form
    3,999,119.37/5,518,926.72 = 2,257,212.83/x
  3. Step 3: Cross multiply
    3,999,119.37x = 5,518,926.72 × 2,257,212.83
  4. Step 4: Simplify right side
    3,999,119.37x = 12,457,392,164,154.64
  5. Step 5: Solve for x
    x = 12,457,392,164,154.64/3,999,119.37
  6. Step 6: Final answer
    x = 3,115,033.84

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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.