Home / 3,816,730.80-5,725,096.20-3,191,540.40

Finding the Fourth Proportional to 3,816,730.80, 5,725,096.20 and 3,191,540.40

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Solution

The fourth proportional to 3,816,730.80, 5,725,096.20 and 3,191,540.40 is: 4,787,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,730.80 : 5,725,096.20 = 3,191,540.40 : x
  2. Step 2: Convert to fraction form
    3,816,730.80/5,725,096.20 = 3,191,540.40/x
  3. Step 3: Cross multiply
    3,816,730.80x = 5,725,096.20 × 3,191,540.40
  4. Step 4: Simplify right side
    3,816,730.80x = 18,271,875,816,186.48
  5. Step 5: Solve for x
    x = 18,271,875,816,186.48/3,816,730.80
  6. Step 6: Final answer
    x = 4,787,310.60

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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.