Home / 3,915,815.46-5,393,756.97-2,767,922.34

Finding the Fourth Proportional to 3,915,815.46, 5,393,756.97 and 2,767,922.34

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Solution

The fourth proportional to 3,915,815.46, 5,393,756.97 and 2,767,922.34 is: 3,812,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,815.46 : 5,393,756.97 = 2,767,922.34 : x
  2. Step 2: Convert to fraction form
    3,915,815.46/5,393,756.97 = 2,767,922.34/x
  3. Step 3: Cross multiply
    3,915,815.46x = 5,393,756.97 × 2,767,922.34
  4. Step 4: Simplify right side
    3,915,815.46x = 14,929,500,413,793.71
  5. Step 5: Solve for x
    x = 14,929,500,413,793.71/3,915,815.46
  6. Step 6: Final answer
    x = 3,812,615.93

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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.