Home / 1,963,418.80-2,945,128.20-1,608,833.20

Finding the Fourth Proportional to 1,963,418.80, 2,945,128.20 and 1,608,833.20

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Solution

The fourth proportional to 1,963,418.80, 2,945,128.20 and 1,608,833.20 is: 2,413,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,418.80 : 2,945,128.20 = 1,608,833.20 : x
  2. Step 2: Convert to fraction form
    1,963,418.80/2,945,128.20 = 1,608,833.20/x
  3. Step 3: Cross multiply
    1,963,418.80x = 2,945,128.20 × 1,608,833.20
  4. Step 4: Simplify right side
    1,963,418.80x = 4,738,220,026,416.24
  5. Step 5: Solve for x
    x = 4,738,220,026,416.24/1,963,418.80
  6. Step 6: Final answer
    x = 2,413,249.80

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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.