Home / 3,165,336.83-4,747,992.95-769,188.56

Finding the Fourth Proportional to 3,165,336.83, 4,747,992.95 and 769,188.56

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Solution

The fourth proportional to 3,165,336.83, 4,747,992.95 and 769,188.56 is: 1,153,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,336.83 : 4,747,992.95 = 769,188.56 : x
  2. Step 2: Convert to fraction form
    3,165,336.83/4,747,992.95 = 769,188.56/x
  3. Step 3: Cross multiply
    3,165,336.83x = 4,747,992.95 × 769,188.56
  4. Step 4: Simplify right side
    3,165,336.83x = 3,652,101,833,956.97
  5. Step 5: Solve for x
    x = 3,652,101,833,956.97/3,165,336.83
  6. Step 6: Final answer
    x = 1,153,779.84

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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.