Home / 5,328,052.80-7,992,079.20-3,816,398.40

Finding the Fourth Proportional to 5,328,052.80, 7,992,079.20 and 3,816,398.40

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Solution

The fourth proportional to 5,328,052.80, 7,992,079.20 and 3,816,398.40 is: 5,724,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,052.80 : 7,992,079.20 = 3,816,398.40 : x
  2. Step 2: Convert to fraction form
    5,328,052.80/7,992,079.20 = 3,816,398.40/x
  3. Step 3: Cross multiply
    5,328,052.80x = 7,992,079.20 × 3,816,398.40
  4. Step 4: Simplify right side
    5,328,052.80x = 30,500,958,271,553.28
  5. Step 5: Solve for x
    x = 30,500,958,271,553.28/5,328,052.80
  6. Step 6: Final answer
    x = 5,724,597.60

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1.5x scale

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.