Finding the Fourth Proportional to 4,327,924.26, 5,968,112.48 and 2,877,855.78
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Solution
The fourth proportional to 4,327,924.26, 5,968,112.48 and 2,877,855.78 is: 3,968,499.90
Step by Step Solution
- Step 1: Write the proportion equation
4,327,924.26 : 5,968,112.48 = 2,877,855.78 : x - Step 2: Convert to fraction form
4,327,924.26/5,968,112.48 = 2,877,855.78/x - Step 3: Cross multiply
4,327,924.26x = 5,968,112.48 × 2,877,855.78 - Step 4: Simplify right side
4,327,924.26x = 17,175,366,996,258.13 - Step 5: Solve for x
x = 17,175,366,996,258.13/4,327,924.26 - Step 6: Final answer
x = 3,968,499.90
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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.