Home / 2,540,290.95-3,505,604.82-1,378,737.15

Finding the Fourth Proportional to 2,540,290.95, 3,505,604.82 and 1,378,737.15

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Solution

The fourth proportional to 2,540,290.95, 3,505,604.82 and 1,378,737.15 is: 1,902,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,290.95 : 3,505,604.82 = 1,378,737.15 : x
  2. Step 2: Convert to fraction form
    2,540,290.95/3,505,604.82 = 1,378,737.15/x
  3. Step 3: Cross multiply
    2,540,290.95x = 3,505,604.82 × 1,378,737.15
  4. Step 4: Simplify right side
    2,540,290.95x = 4,833,307,587,992.18
  5. Step 5: Solve for x
    x = 4,833,307,587,992.18/2,540,290.95
  6. Step 6: Final answer
    x = 1,902,659.06

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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.