Home / 3,879,110.43-5,813,434.26-1,961,374.55

Finding the Fourth Proportional to 3,879,110.43, 5,813,434.26 and 1,961,374.55

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Solution

The fourth proportional to 3,879,110.43, 5,813,434.26 and 1,961,374.55 is: 2,939,416.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,110.43 : 5,813,434.26 = 1,961,374.55 : x
  2. Step 2: Convert to fraction form
    3,879,110.43/5,813,434.26 = 1,961,374.55/x
  3. Step 3: Cross multiply
    3,879,110.43x = 5,813,434.26 × 1,961,374.55
  4. Step 4: Simplify right side
    3,879,110.43x = 11,402,322,005,662.08
  5. Step 5: Solve for x
    x = 11,402,322,005,662.08/3,879,110.43
  6. Step 6: Final answer
    x = 2,939,416.71

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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.