Home / 3,910,102.59-5,857,518.28-1,857,842.61

Finding the Fourth Proportional to 3,910,102.59, 5,857,518.28 and 1,857,842.61

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Solution

The fourth proportional to 3,910,102.59, 5,857,518.28 and 1,857,842.61 is: 2,783,135.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,102.59 : 5,857,518.28 = 1,857,842.61 : x
  2. Step 2: Convert to fraction form
    3,910,102.59/5,857,518.28 = 1,857,842.61/x
  3. Step 3: Cross multiply
    3,910,102.59x = 5,857,518.28 × 1,857,842.61
  4. Step 4: Simplify right side
    3,910,102.59x = 10,882,347,049,437.91
  5. Step 5: Solve for x
    x = 10,882,347,049,437.91/3,910,102.59
  6. Step 6: Final answer
    x = 2,783,135.94

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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.