Home / 3,416,142.36-4,714,745.22-1,965,808.20

Finding the Fourth Proportional to 3,416,142.36, 4,714,745.22 and 1,965,808.20

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Solution

The fourth proportional to 3,416,142.36, 4,714,745.22 and 1,965,808.20 is: 2,713,085.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,142.36 : 4,714,745.22 = 1,965,808.20 : x
  2. Step 2: Convert to fraction form
    3,416,142.36/4,714,745.22 = 1,965,808.20/x
  3. Step 3: Cross multiply
    3,416,142.36x = 4,714,745.22 × 1,965,808.20
  4. Step 4: Simplify right side
    3,416,142.36x = 9,268,284,814,386.80
  5. Step 5: Solve for x
    x = 9,268,284,814,386.80/3,416,142.36
  6. Step 6: Final answer
    x = 2,713,085.06

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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.