Home / 2,783,993.80-4,175,990.70-1,566,272.20

Finding the Fourth Proportional to 2,783,993.80, 4,175,990.70 and 1,566,272.20

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Solution

The fourth proportional to 2,783,993.80, 4,175,990.70 and 1,566,272.20 is: 2,349,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,993.80 : 4,175,990.70 = 1,566,272.20 : x
  2. Step 2: Convert to fraction form
    2,783,993.80/4,175,990.70 = 1,566,272.20/x
  3. Step 3: Cross multiply
    2,783,993.80x = 4,175,990.70 × 1,566,272.20
  4. Step 4: Simplify right side
    2,783,993.80x = 6,540,738,140,868.54
  5. Step 5: Solve for x
    x = 6,540,738,140,868.54/2,783,993.80
  6. Step 6: Final answer
    x = 2,349,408.30

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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.