Home / 3,010,945.40-4,149,376.98-2,955,611.60

Finding the Fourth Proportional to 3,010,945.40, 4,149,376.98 and 2,955,611.60

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Solution

The fourth proportional to 3,010,945.40, 4,149,376.98 and 2,955,611.60 is: 4,073,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,945.40 : 4,149,376.98 = 2,955,611.60 : x
  2. Step 2: Convert to fraction form
    3,010,945.40/4,149,376.98 = 2,955,611.60/x
  3. Step 3: Cross multiply
    3,010,945.40x = 4,149,376.98 × 2,955,611.60
  4. Step 4: Simplify right side
    3,010,945.40x = 12,263,946,734,860.97
  5. Step 5: Solve for x
    x = 12,263,946,734,860.97/3,010,945.40
  6. Step 6: Final answer
    x = 4,073,121.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.