Finding the Fourth Proportional to 5,691,322.49, 8,536,354.81 and 1,431,492.35
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Solution
The fourth proportional to 5,691,322.49, 8,536,354.81 and 1,431,492.35 is: 2,147,080.33
Step by Step Solution
- Step 1: Write the proportion equation
5,691,322.49 : 8,536,354.81 = 1,431,492.35 : x - Step 2: Convert to fraction form
5,691,322.49/8,536,354.81 = 1,431,492.35/x - Step 3: Cross multiply
5,691,322.49x = 8,536,354.81 × 1,431,492.35 - Step 4: Simplify right side
5,691,322.49x = 12,219,726,557,561.47 - Step 5: Solve for x
x = 12,219,726,557,561.47/5,691,322.49 - Step 6: Final answer
x = 2,147,080.33
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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.