Finding the Fourth Proportional to 5,606,845.40, 8,379,548.58 and 4,093,718.40
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Solution
The fourth proportional to 5,606,845.40, 8,379,548.58 and 4,093,718.40 is: 6,118,148.40
Step by Step Solution
- Step 1: Write the proportion equation
5,606,845.40 : 8,379,548.58 = 4,093,718.40 : x - Step 2: Convert to fraction form
5,606,845.40/8,379,548.58 = 4,093,718.40/x - Step 3: Cross multiply
5,606,845.40x = 8,379,548.58 × 4,093,718.40 - Step 4: Simplify right side
5,606,845.40x = 34,303,512,205,639.87 - Step 5: Solve for x
x = 34,303,512,205,639.87/5,606,845.40 - Step 6: Final answer
x = 6,118,148.40
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.