Finding the Fourth Proportional to 5,634,054.24, 7,775,170.84 and 3,186,617.39
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Solution
The fourth proportional to 5,634,054.24, 7,775,170.84 and 3,186,617.39 is: 4,397,631.54
Step by Step Solution
- Step 1: Write the proportion equation
5,634,054.24 : 7,775,170.84 = 3,186,617.39 : x - Step 2: Convert to fraction form
5,634,054.24/7,775,170.84 = 3,186,617.39/x - Step 3: Cross multiply
5,634,054.24x = 7,775,170.84 × 3,186,617.39 - Step 4: Simplify right side
5,634,054.24x = 24,776,494,608,964.91 - Step 5: Solve for x
x = 24,776,494,608,964.91/5,634,054.24 - Step 6: Final answer
x = 4,397,631.54
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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.