Finding the Fourth Proportional to 4,512,115.43, 6,226,729.55 and 2,578,371.40
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Solution
The fourth proportional to 4,512,115.43, 6,226,729.55 and 2,578,371.40 is: 3,558,158.39
Step by Step Solution
- Step 1: Write the proportion equation
4,512,115.43 : 6,226,729.55 = 2,578,371.40 : x - Step 2: Convert to fraction form
4,512,115.43/6,226,729.55 = 2,578,371.40/x - Step 3: Cross multiply
4,512,115.43x = 6,226,729.55 × 2,578,371.40 - Step 4: Simplify right side
4,512,115.43x = 16,054,821,371,293.30 - Step 5: Solve for x
x = 16,054,821,371,293.30/4,512,115.43 - Step 6: Final answer
x = 3,558,158.39
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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.