Home / 1,396,112.48-2,093,919.43-371,448.65

Finding the Fourth Proportional to 1,396,112.48, 2,093,919.43 and 371,448.65

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Solution

The fourth proportional to 1,396,112.48, 2,093,919.43 and 371,448.65 is: 557,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,112.48 : 2,093,919.43 = 371,448.65 : x
  2. Step 2: Convert to fraction form
    1,396,112.48/2,093,919.43 = 371,448.65/x
  3. Step 3: Cross multiply
    1,396,112.48x = 2,093,919.43 × 371,448.65
  4. Step 4: Simplify right side
    1,396,112.48x = 777,783,533,155.43
  5. Step 5: Solve for x
    x = 777,783,533,155.43/1,396,112.48
  6. Step 6: Final answer
    x = 557,106.64

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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.