Finding the Fourth Proportional to 5,393,850.15, 8,090,719.74 and 3,117,926.46
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Solution
The fourth proportional to 5,393,850.15, 8,090,719.74 and 3,117,926.46 is: 4,676,857.62
Step by Step Solution
- Step 1: Write the proportion equation
5,393,850.15 : 8,090,719.74 = 3,117,926.46 : x - Step 2: Convert to fraction form
5,393,850.15/8,090,719.74 = 3,117,926.46/x - Step 3: Cross multiply
5,393,850.15x = 8,090,719.74 × 3,117,926.46 - Step 4: Simplify right side
5,393,850.15x = 25,226,269,157,790.32 - Step 5: Solve for x
x = 25,226,269,157,790.32/5,393,850.15 - Step 6: Final answer
x = 4,676,857.62
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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.