Finding the Fourth Proportional to 4,181,593.91, 6,271,642.62 and 2,660,759.24
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Solution
The fourth proportional to 4,181,593.91, 6,271,642.62 and 2,660,759.24 is: 3,990,662.75
Step by Step Solution
- Step 1: Write the proportion equation
4,181,593.91 : 6,271,642.62 = 2,660,759.24 : x - Step 2: Convert to fraction form
4,181,593.91/6,271,642.62 = 2,660,759.24/x - Step 3: Cross multiply
4,181,593.91x = 6,271,642.62 × 2,660,759.24 - Step 4: Simplify right side
4,181,593.91x = 16,687,331,051,142.81 - Step 5: Solve for x
x = 16,687,331,051,142.81/4,181,593.91 - Step 6: Final answer
x = 3,990,662.75
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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.