Finding the Fourth Proportional to 5,211,175.91, 7,816,807.60 and 2,016,668.75
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Solution
The fourth proportional to 5,211,175.91, 7,816,807.60 and 2,016,668.75 is: 3,025,020.04
Step by Step Solution
- Step 1: Write the proportion equation
5,211,175.91 : 7,816,807.60 = 2,016,668.75 : x - Step 2: Convert to fraction form
5,211,175.91/7,816,807.60 = 2,016,668.75/x - Step 3: Cross multiply
5,211,175.91x = 7,816,807.60 × 2,016,668.75 - Step 4: Simplify right side
5,211,175.91x = 15,763,911,567,556.79 - Step 5: Solve for x
x = 15,763,911,567,556.79/5,211,175.91 - Step 6: Final answer
x = 3,025,020.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.