Home / 5,471,629.76-7,546,932.86-3,840,401

Finding the Fourth Proportional to 5,471,629.76, 7,546,932.86 and 3,840,401

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Solution

The fourth proportional to 5,471,629.76, 7,546,932.86 and 3,840,401 is: 5,297,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,629.76 : 7,546,932.86 = 3,840,401 : x
  2. Step 2: Convert to fraction form
    5,471,629.76/7,546,932.86 = 3,840,401/x
  3. Step 3: Cross multiply
    5,471,629.76x = 7,546,932.86 × 3,840,401
  4. Step 4: Simplify right side
    5,471,629.76x = 28,983,248,502,476.86
  5. Step 5: Solve for x
    x = 28,983,248,502,476.86/5,471,629.76
  6. Step 6: Final answer
    x = 5,297,004.69

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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.