Home / 3,101,004.72-4,278,424.32-1,810,914.48

Finding the Fourth Proportional to 3,101,004.72, 4,278,424.32 and 1,810,914.48

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Solution

The fourth proportional to 3,101,004.72, 4,278,424.32 and 1,810,914.48 is: 2,498,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,004.72 : 4,278,424.32 = 1,810,914.48 : x
  2. Step 2: Convert to fraction form
    3,101,004.72/4,278,424.32 = 1,810,914.48/x
  3. Step 3: Cross multiply
    3,101,004.72x = 4,278,424.32 × 1,810,914.48
  4. Step 4: Simplify right side
    3,101,004.72x = 7,747,860,552,672.15
  5. Step 5: Solve for x
    x = 7,747,860,552,672.15/3,101,004.72
  6. Step 6: Final answer
    x = 2,498,500.08

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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.