Home / 2,811,206.82-3,879,460.26-1,522,047

Finding the Fourth Proportional to 2,811,206.82, 3,879,460.26 and 1,522,047

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Solution

The fourth proportional to 2,811,206.82, 3,879,460.26 and 1,522,047 is: 2,100,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,206.82 : 3,879,460.26 = 1,522,047 : x
  2. Step 2: Convert to fraction form
    2,811,206.82/3,879,460.26 = 1,522,047/x
  3. Step 3: Cross multiply
    2,811,206.82x = 3,879,460.26 × 1,522,047
  4. Step 4: Simplify right side
    2,811,206.82x = 5,904,720,850,352.22
  5. Step 5: Solve for x
    x = 5,904,720,850,352.22/2,811,206.82
  6. Step 6: Final answer
    x = 2,100,422.07

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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.