Home / 3,809,634.70-5,715,009.73-1,788,083.95

Finding the Fourth Proportional to 3,809,634.70, 5,715,009.73 and 1,788,083.95

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Solution

The fourth proportional to 3,809,634.70, 5,715,009.73 and 1,788,083.95 is: 2,682,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,634.70 : 5,715,009.73 = 1,788,083.95 : x
  2. Step 2: Convert to fraction form
    3,809,634.70/5,715,009.73 = 1,788,083.95/x
  3. Step 3: Cross multiply
    3,809,634.70x = 5,715,009.73 × 1,788,083.95
  4. Step 4: Simplify right side
    3,809,634.70x = 10,218,917,143,731.79
  5. Step 5: Solve for x
    x = 10,218,917,143,731.79/3,809,634.70
  6. Step 6: Final answer
    x = 2,682,387.67

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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.