Home / 1,039,811.80-1,557,093.30-682,893.40

Finding the Fourth Proportional to 1,039,811.80, 1,557,093.30 and 682,893.40

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Solution

The fourth proportional to 1,039,811.80, 1,557,093.30 and 682,893.40 is: 1,022,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,811.80 : 1,557,093.30 = 682,893.40 : x
  2. Step 2: Convert to fraction form
    1,039,811.80/1,557,093.30 = 682,893.40/x
  3. Step 3: Cross multiply
    1,039,811.80x = 1,557,093.30 × 682,893.40
  4. Step 4: Simplify right side
    1,039,811.80x = 1,063,328,737,754.22
  5. Step 5: Solve for x
    x = 1,063,328,737,754.22/1,039,811.80
  6. Step 6: Final answer
    x = 1,022,616.53

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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.