Home / 1,728,218.19-2,384,559.36-1,002,645.66

Finding the Fourth Proportional to 1,728,218.19, 2,384,559.36 and 1,002,645.66

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Solution

The fourth proportional to 1,728,218.19, 2,384,559.36 and 1,002,645.66 is: 1,383,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,218.19 : 2,384,559.36 = 1,002,645.66 : x
  2. Step 2: Convert to fraction form
    1,728,218.19/2,384,559.36 = 1,002,645.66/x
  3. Step 3: Cross multiply
    1,728,218.19x = 2,384,559.36 × 1,002,645.66
  4. Step 4: Simplify right side
    1,728,218.19x = 2,390,868,093,316.38
  5. Step 5: Solve for x
    x = 2,390,868,093,316.38/1,728,218.19
  6. Step 6: Final answer
    x = 1,383,429.54

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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.