Finding the Fourth Proportional to 5,307,690.08, 7,324,612.32 and 2,893,242.08
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Solution
The fourth proportional to 5,307,690.08, 7,324,612.32 and 2,893,242.08 is: 3,992,674.08
Step by Step Solution
- Step 1: Write the proportion equation
5,307,690.08 : 7,324,612.32 = 2,893,242.08 : x - Step 2: Convert to fraction form
5,307,690.08/7,324,612.32 = 2,893,242.08/x - Step 3: Cross multiply
5,307,690.08x = 7,324,612.32 × 2,893,242.08 - Step 4: Simplify right side
5,307,690.08x = 21,191,876,583,910.43 - Step 5: Solve for x
x = 21,191,876,583,910.43/5,307,690.08 - Step 6: Final answer
x = 3,992,674.08
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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.