Finding the Fourth Proportional to 6,271,391.37, 9,407,067.99 and 1,722,444.21
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Solution
The fourth proportional to 6,271,391.37, 9,407,067.99 and 1,722,444.21 is: 2,583,661.08
Step by Step Solution
- Step 1: Write the proportion equation
6,271,391.37 : 9,407,067.99 = 1,722,444.21 : x - Step 2: Convert to fraction form
6,271,391.37/9,407,067.99 = 1,722,444.21/x - Step 3: Cross multiply
6,271,391.37x = 9,407,067.99 × 1,722,444.21 - Step 4: Simplify right side
6,271,391.37x = 16,203,149,792,451.84 - Step 5: Solve for x
x = 16,203,149,792,451.84/6,271,391.37 - Step 6: Final answer
x = 2,583,661.08
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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.