Home / 3,990,541.91-5,505,317.52-2,946,465.33

Finding the Fourth Proportional to 3,990,541.91, 5,505,317.52 and 2,946,465.33

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Solution

The fourth proportional to 3,990,541.91, 5,505,317.52 and 2,946,465.33 is: 4,064,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,541.91 : 5,505,317.52 = 2,946,465.33 : x
  2. Step 2: Convert to fraction form
    3,990,541.91/5,505,317.52 = 2,946,465.33/x
  3. Step 3: Cross multiply
    3,990,541.91x = 5,505,317.52 × 2,946,465.33
  4. Step 4: Simplify right side
    3,990,541.91x = 16,221,227,203,321.58
  5. Step 5: Solve for x
    x = 16,221,227,203,321.58/3,990,541.91
  6. Step 6: Final answer
    x = 4,064,918.40

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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.