Home / 2,793,809.80-4,190,714.70-2,628,472.60

Finding the Fourth Proportional to 2,793,809.80, 4,190,714.70 and 2,628,472.60

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Solution

The fourth proportional to 2,793,809.80, 4,190,714.70 and 2,628,472.60 is: 3,942,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793,809.80 : 4,190,714.70 = 2,628,472.60 : x
  2. Step 2: Convert to fraction form
    2,793,809.80/4,190,714.70 = 2,628,472.60/x
  3. Step 3: Cross multiply
    2,793,809.80x = 4,190,714.70 × 2,628,472.60
  4. Step 4: Simplify right side
    2,793,809.80x = 11,015,178,763,367.22
  5. Step 5: Solve for x
    x = 11,015,178,763,367.22/2,793,809.80
  6. Step 6: Final answer
    x = 3,942,708.90

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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.