Finding the Fourth Proportional to 4,268,286.44, 6,404,226.78 and 1,870,893.80
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Solution
The fourth proportional to 4,268,286.44, 6,404,226.78 and 1,870,893.80 is: 2,807,128.42
Step by Step Solution
- Step 1: Write the proportion equation
4,268,286.44 : 6,404,226.78 = 1,870,893.80 : x - Step 2: Convert to fraction form
4,268,286.44/6,404,226.78 = 1,870,893.80/x - Step 3: Cross multiply
4,268,286.44x = 6,404,226.78 × 1,870,893.80 - Step 4: Simplify right side
4,268,286.44x = 11,981,628,176,495.96 - Step 5: Solve for x
x = 11,981,628,176,495.96/4,268,286.44 - Step 6: Final answer
x = 2,807,128.42
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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.