Home / 1,159,013.80-1,737,138.30-485,093.80

Finding the Fourth Proportional to 1,159,013.80, 1,737,138.30 and 485,093.80

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Solution

The fourth proportional to 1,159,013.80, 1,737,138.30 and 485,093.80 is: 727,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,013.80 : 1,737,138.30 = 485,093.80 : x
  2. Step 2: Convert to fraction form
    1,159,013.80/1,737,138.30 = 485,093.80/x
  3. Step 3: Cross multiply
    1,159,013.80x = 1,737,138.30 × 485,093.80
  4. Step 4: Simplify right side
    1,159,013.80x = 842,675,019,072.54
  5. Step 5: Solve for x
    x = 842,675,019,072.54/1,159,013.80
  6. Step 6: Final answer
    x = 727,062.11

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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.