Finding the Fourth Proportional to 6,268,552.80, 9,405,939.60 and 2,482,159.20
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Solution
The fourth proportional to 6,268,552.80, 9,405,939.60 and 2,482,159.20 is: 3,724,470.43
Step by Step Solution
- Step 1: Write the proportion equation
6,268,552.80 : 9,405,939.60 = 2,482,159.20 : x - Step 2: Convert to fraction form
6,268,552.80/9,405,939.60 = 2,482,159.20/x - Step 3: Cross multiply
6,268,552.80x = 9,405,939.60 × 2,482,159.20 - Step 4: Simplify right side
6,268,552.80x = 23,347,039,512,784.32 - Step 5: Solve for x
x = 23,347,039,512,784.32/6,268,552.80 - Step 6: Final answer
x = 3,724,470.43
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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.