Home / 3,839,772.46-5,762,806.89-1,947,055.18

Finding the Fourth Proportional to 3,839,772.46, 5,762,806.89 and 1,947,055.18

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Solution

The fourth proportional to 3,839,772.46, 5,762,806.89 and 1,947,055.18 is: 2,922,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,772.46 : 5,762,806.89 = 1,947,055.18 : x
  2. Step 2: Convert to fraction form
    3,839,772.46/5,762,806.89 = 1,947,055.18/x
  3. Step 3: Cross multiply
    3,839,772.46x = 5,762,806.89 × 1,947,055.18
  4. Step 4: Simplify right side
    3,839,772.46x = 11,220,503,006,514.19
  5. Step 5: Solve for x
    x = 11,220,503,006,514.19/3,839,772.46
  6. Step 6: Final answer
    x = 2,922,179.15

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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.