Home / 1,508,813.88-2,082,121.62-829,750.38

Finding the Fourth Proportional to 1,508,813.88, 2,082,121.62 and 829,750.38

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Solution

The fourth proportional to 1,508,813.88, 2,082,121.62 and 829,750.38 is: 1,145,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,813.88 : 2,082,121.62 = 829,750.38 : x
  2. Step 2: Convert to fraction form
    1,508,813.88/2,082,121.62 = 829,750.38/x
  3. Step 3: Cross multiply
    1,508,813.88x = 2,082,121.62 × 829,750.38
  4. Step 4: Simplify right side
    1,508,813.88x = 1,727,641,205,401.22
  5. Step 5: Solve for x
    x = 1,727,641,205,401.22/1,508,813.88
  6. Step 6: Final answer
    x = 1,145,032.68

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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.