Home / 1,902,561.22-2,850,039.34-1,143,987.31

Finding the Fourth Proportional to 1,902,561.22, 2,850,039.34 and 1,143,987.31

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Solution

The fourth proportional to 1,902,561.22, 2,850,039.34 and 1,143,987.31 is: 1,713,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,561.22 : 2,850,039.34 = 1,143,987.31 : x
  2. Step 2: Convert to fraction form
    1,902,561.22/2,850,039.34 = 1,143,987.31/x
  3. Step 3: Cross multiply
    1,902,561.22x = 2,850,039.34 × 1,143,987.31
  4. Step 4: Simplify right side
    1,902,561.22x = 3,260,408,837,960.78
  5. Step 5: Solve for x
    x = 3,260,408,837,960.78/1,902,561.22
  6. Step 6: Final answer
    x = 1,713,694.57

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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.