Home / 889,228.80-1,333,843.20-826,243.20

Finding the Fourth Proportional to 889,228.80, 1,333,843.20 and 826,243.20

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Solution

The fourth proportional to 889,228.80, 1,333,843.20 and 826,243.20 is: 1,239,364.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,228.80 : 1,333,843.20 = 826,243.20 : x
  2. Step 2: Convert to fraction form
    889,228.80/1,333,843.20 = 826,243.20/x
  3. Step 3: Cross multiply
    889,228.80x = 1,333,843.20 × 826,243.20
  4. Step 4: Simplify right side
    889,228.80x = 1,102,078,873,866.24
  5. Step 5: Solve for x
    x = 1,102,078,873,866.24/889,228.80
  6. Step 6: Final answer
    x = 1,239,364.80

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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.