Home / 2,405,890.12-3,609,640.83-786,733.63

Finding the Fourth Proportional to 2,405,890.12, 3,609,640.83 and 786,733.63

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Solution

The fourth proportional to 2,405,890.12, 3,609,640.83 and 786,733.63 is: 1,180,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,890.12 : 3,609,640.83 = 786,733.63 : x
  2. Step 2: Convert to fraction form
    2,405,890.12/3,609,640.83 = 786,733.63/x
  3. Step 3: Cross multiply
    2,405,890.12x = 3,609,640.83 × 786,733.63
  4. Step 4: Simplify right side
    2,405,890.12x = 2,839,825,833,182.11
  5. Step 5: Solve for x
    x = 2,839,825,833,182.11/2,405,890.12
  6. Step 6: Final answer
    x = 1,180,363.90

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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.