Home / 2,757,104.80-4,135,658.70-863,994.40

Finding the Fourth Proportional to 2,757,104.80, 4,135,658.70 and 863,994.40

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Solution

The fourth proportional to 2,757,104.80, 4,135,658.70 and 863,994.40 is: 1,295,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,104.80 : 4,135,658.70 = 863,994.40 : x
  2. Step 2: Convert to fraction form
    2,757,104.80/4,135,658.70 = 863,994.40/x
  3. Step 3: Cross multiply
    2,757,104.80x = 4,135,658.70 × 863,994.40
  4. Step 4: Simplify right side
    2,757,104.80x = 3,573,185,957,111.28
  5. Step 5: Solve for x
    x = 3,573,185,957,111.28/2,757,104.80
  6. Step 6: Final answer
    x = 1,295,992.07

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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.