Home / 1,644,144.92-2,268,967.80-899,114.57

Finding the Fourth Proportional to 1,644,144.92, 2,268,967.80 and 899,114.57

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Solution

The fourth proportional to 1,644,144.92, 2,268,967.80 and 899,114.57 is: 1,240,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,144.92 : 2,268,967.80 = 899,114.57 : x
  2. Step 2: Convert to fraction form
    1,644,144.92/2,268,967.80 = 899,114.57/x
  3. Step 3: Cross multiply
    1,644,144.92x = 2,268,967.80 × 899,114.57
  4. Step 4: Simplify right side
    1,644,144.92x = 2,040,062,013,513.27
  5. Step 5: Solve for x
    x = 2,040,062,013,513.27/1,644,144.92
  6. Step 6: Final answer
    x = 1,240,804.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.