Home / 3,790,674.25-5,231,120.74-2,071,806.46

Finding the Fourth Proportional to 3,790,674.25, 5,231,120.74 and 2,071,806.46

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Solution

The fourth proportional to 3,790,674.25, 5,231,120.74 and 2,071,806.46 is: 2,859,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,674.25 : 5,231,120.74 = 2,071,806.46 : x
  2. Step 2: Convert to fraction form
    3,790,674.25/5,231,120.74 = 2,071,806.46/x
  3. Step 3: Cross multiply
    3,790,674.25x = 5,231,120.74 × 2,071,806.46
  4. Step 4: Simplify right side
    3,790,674.25x = 10,837,869,742,171.98
  5. Step 5: Solve for x
    x = 10,837,869,742,171.98/3,790,674.25
  6. Step 6: Final answer
    x = 2,859,087.60

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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.