Home / 3,100,411.08-4,278,709.78-1,723,896.07

Finding the Fourth Proportional to 3,100,411.08, 4,278,709.78 and 1,723,896.07

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Solution

The fourth proportional to 3,100,411.08, 4,278,709.78 and 1,723,896.07 is: 2,379,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,411.08 : 4,278,709.78 = 1,723,896.07 : x
  2. Step 2: Convert to fraction form
    3,100,411.08/4,278,709.78 = 1,723,896.07/x
  3. Step 3: Cross multiply
    3,100,411.08x = 4,278,709.78 × 1,723,896.07
  4. Step 4: Simplify right side
    3,100,411.08x = 7,376,050,959,406.05
  5. Step 5: Solve for x
    x = 7,376,050,959,406.05/3,100,411.08
  6. Step 6: Final answer
    x = 2,379,055.80

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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.