Home / 1,177,336.20-1,762,067.70-823,042.20

Finding the Fourth Proportional to 1,177,336.20, 1,762,067.70 and 823,042.20

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Solution

The fourth proportional to 1,177,336.20, 1,762,067.70 and 823,042.20 is: 1,231,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,336.20 : 1,762,067.70 = 823,042.20 : x
  2. Step 2: Convert to fraction form
    1,177,336.20/1,762,067.70 = 823,042.20/x
  3. Step 3: Cross multiply
    1,177,336.20x = 1,762,067.70 × 823,042.20
  4. Step 4: Simplify right side
    1,177,336.20x = 1,450,256,076,356.94
  5. Step 5: Solve for x
    x = 1,450,256,076,356.94/1,177,336.20
  6. Step 6: Final answer
    x = 1,231,811.34

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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.