Home / 2,603,485.80-3,904,868.70-807,604.20

Finding the Fourth Proportional to 2,603,485.80, 3,904,868.70 and 807,604.20

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Solution

The fourth proportional to 2,603,485.80, 3,904,868.70 and 807,604.20 is: 1,211,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,485.80 : 3,904,868.70 = 807,604.20 : x
  2. Step 2: Convert to fraction form
    2,603,485.80/3,904,868.70 = 807,604.20/x
  3. Step 3: Cross multiply
    2,603,485.80x = 3,904,868.70 × 807,604.20
  4. Step 4: Simplify right side
    2,603,485.80x = 3,153,588,362,568.54
  5. Step 5: Solve for x
    x = 3,153,588,362,568.54/2,603,485.80
  6. Step 6: Final answer
    x = 1,211,294.63

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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.