Home / 2,883,616.20-4,325,813.10-990,937.80

Finding the Fourth Proportional to 2,883,616.20, 4,325,813.10 and 990,937.80

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Solution

The fourth proportional to 2,883,616.20, 4,325,813.10 and 990,937.80 is: 1,486,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,616.20 : 4,325,813.10 = 990,937.80 : x
  2. Step 2: Convert to fraction form
    2,883,616.20/4,325,813.10 = 990,937.80/x
  3. Step 3: Cross multiply
    2,883,616.20x = 4,325,813.10 × 990,937.80
  4. Step 4: Simplify right side
    2,883,616.20x = 4,286,611,716,525.18
  5. Step 5: Solve for x
    x = 4,286,611,716,525.18/2,883,616.20
  6. Step 6: Final answer
    x = 1,486,540.31

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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.