Home / 4,211,723.60-6,300,963.12-3,189,997.14

Finding the Fourth Proportional to 4,211,723.60, 6,300,963.12 and 3,189,997.14

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Solution

The fourth proportional to 4,211,723.60, 6,300,963.12 and 3,189,997.14 is: 4,772,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,723.60 : 6,300,963.12 = 3,189,997.14 : x
  2. Step 2: Convert to fraction form
    4,211,723.60/6,300,963.12 = 3,189,997.14/x
  3. Step 3: Cross multiply
    4,211,723.60x = 6,300,963.12 × 3,189,997.14
  4. Step 4: Simplify right side
    4,211,723.60x = 20,100,054,332,045.48
  5. Step 5: Solve for x
    x = 20,100,054,332,045.48/4,211,723.60
  6. Step 6: Final answer
    x = 4,772,405.85

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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.