Finding the Fourth Proportional to 4,840,206.79, 6,679,231.82 and 2,664,324.95
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Solution
The fourth proportional to 4,840,206.79, 6,679,231.82 and 2,664,324.95 is: 3,676,628.86
Step by Step Solution
- Step 1: Write the proportion equation
4,840,206.79 : 6,679,231.82 = 2,664,324.95 : x - Step 2: Convert to fraction form
4,840,206.79/6,679,231.82 = 2,664,324.95/x - Step 3: Cross multiply
4,840,206.79x = 6,679,231.82 × 2,664,324.95 - Step 4: Simplify right side
4,840,206.79x = 17,795,643,985,704.02 - Step 5: Solve for x
x = 17,795,643,985,704.02/4,840,206.79 - Step 6: Final answer
x = 3,676,628.86
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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.