Home / 2,992,204.80-4,481,989.20-1,981,810.80

Finding the Fourth Proportional to 2,992,204.80, 4,481,989.20 and 1,981,810.80

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Solution

The fourth proportional to 2,992,204.80, 4,481,989.20 and 1,981,810.80 is: 2,968,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,204.80 : 4,481,989.20 = 1,981,810.80 : x
  2. Step 2: Convert to fraction form
    2,992,204.80/4,481,989.20 = 1,981,810.80/x
  3. Step 3: Cross multiply
    2,992,204.80x = 4,481,989.20 × 1,981,810.80
  4. Step 4: Simplify right side
    2,992,204.80x = 8,882,454,602,043.36
  5. Step 5: Solve for x
    x = 8,882,454,602,043.36/2,992,204.80
  6. Step 6: Final answer
    x = 2,968,531.63

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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.