Home / 2,678,571.37-4,017,940.38-1,274,503.53

Finding the Fourth Proportional to 2,678,571.37, 4,017,940.38 and 1,274,503.53

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Solution

The fourth proportional to 2,678,571.37, 4,017,940.38 and 1,274,503.53 is: 1,911,794.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,571.37 : 4,017,940.38 = 1,274,503.53 : x
  2. Step 2: Convert to fraction form
    2,678,571.37/4,017,940.38 = 1,274,503.53/x
  3. Step 3: Cross multiply
    2,678,571.37x = 4,017,940.38 × 1,274,503.53
  4. Step 4: Simplify right side
    2,678,571.37x = 5,120,879,205,848.23
  5. Step 5: Solve for x
    x = 5,120,879,205,848.23/2,678,571.37
  6. Step 6: Final answer
    x = 1,911,794.94

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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.