Finding the Fourth Proportional to 4,629,204.18, 6,400,486.38 and 4,054,591.80
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Solution
The fourth proportional to 4,629,204.18, 6,400,486.38 and 4,054,591.80 is: 5,606,008.85
Step by Step Solution
- Step 1: Write the proportion equation
4,629,204.18 : 6,400,486.38 = 4,054,591.80 : x - Step 2: Convert to fraction form
4,629,204.18/6,400,486.38 = 4,054,591.80/x - Step 3: Cross multiply
4,629,204.18x = 6,400,486.38 × 4,054,591.80 - Step 4: Simplify right side
4,629,204.18x = 25,951,359,592,359.68 - Step 5: Solve for x
x = 25,951,359,592,359.68/4,629,204.18 - Step 6: Final answer
x = 5,606,008.85
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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.