Home / 1,096,368.80-1,644,553.20-998,391.20

Finding the Fourth Proportional to 1,096,368.80, 1,644,553.20 and 998,391.20

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Solution

The fourth proportional to 1,096,368.80, 1,644,553.20 and 998,391.20 is: 1,497,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,368.80 : 1,644,553.20 = 998,391.20 : x
  2. Step 2: Convert to fraction form
    1,096,368.80/1,644,553.20 = 998,391.20/x
  3. Step 3: Cross multiply
    1,096,368.80x = 1,644,553.20 × 998,391.20
  4. Step 4: Simplify right side
    1,096,368.80x = 1,641,907,442,811.84
  5. Step 5: Solve for x
    x = 1,641,907,442,811.84/1,096,368.80
  6. Step 6: Final answer
    x = 1,497,586.80

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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.