Finding the Fourth Proportional to 4,189,728.44, 6,284,552.51 and 2,482,642.92
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Solution
The fourth proportional to 4,189,728.44, 6,284,552.51 and 2,482,642.92 is: 3,723,940.59
Step by Step Solution
- Step 1: Write the proportion equation
4,189,728.44 : 6,284,552.51 = 2,482,642.92 : x - Step 2: Convert to fraction form
4,189,728.44/6,284,552.51 = 2,482,642.92/x - Step 3: Cross multiply
4,189,728.44x = 6,284,552.51 × 2,482,642.92 - Step 4: Simplify right side
4,189,728.44x = 15,602,299,810,128.54 - Step 5: Solve for x
x = 15,602,299,810,128.54/4,189,728.44 - Step 6: Final answer
x = 3,723,940.59
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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.