Finding the Fourth Proportional to 4,612,863.89, 6,365,714.16 and 2,519,708.06
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Solution
The fourth proportional to 4,612,863.89, 6,365,714.16 and 2,519,708.06 is: 3,477,176.36
Step by Step Solution
- Step 1: Write the proportion equation
4,612,863.89 : 6,365,714.16 = 2,519,708.06 : x - Step 2: Convert to fraction form
4,612,863.89/6,365,714.16 = 2,519,708.06/x - Step 3: Cross multiply
4,612,863.89x = 6,365,714.16 × 2,519,708.06 - Step 4: Simplify right side
4,612,863.89x = 16,039,741,276,608.13 - Step 5: Solve for x
x = 16,039,741,276,608.13/4,612,863.89 - Step 6: Final answer
x = 3,477,176.36
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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.