Home / 3,975,286.80-5,962,930.20-3,770,000.40

Finding the Fourth Proportional to 3,975,286.80, 5,962,930.20 and 3,770,000.40

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Solution

The fourth proportional to 3,975,286.80, 5,962,930.20 and 3,770,000.40 is: 5,655,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,286.80 : 5,962,930.20 = 3,770,000.40 : x
  2. Step 2: Convert to fraction form
    3,975,286.80/5,962,930.20 = 3,770,000.40/x
  3. Step 3: Cross multiply
    3,975,286.80x = 5,962,930.20 × 3,770,000.40
  4. Step 4: Simplify right side
    3,975,286.80x = 22,480,249,239,172.08
  5. Step 5: Solve for x
    x = 22,480,249,239,172.08/3,975,286.80
  6. Step 6: Final answer
    x = 5,655,000.60

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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.