Finding the Fourth Proportional to 5,543,224.60, 8,317,601.70 and 3,148,907.80
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Solution
The fourth proportional to 5,543,224.60, 8,317,601.70 and 3,148,907.80 is: 4,724,932.28
Step by Step Solution
- Step 1: Write the proportion equation
5,543,224.60 : 8,317,601.70 = 3,148,907.80 : x - Step 2: Convert to fraction form
5,543,224.60/8,317,601.70 = 3,148,907.80/x - Step 3: Cross multiply
5,543,224.60x = 8,317,601.70 × 3,148,907.80 - Step 4: Simplify right side
5,543,224.60x = 26,191,360,870,423.26 - Step 5: Solve for x
x = 26,191,360,870,423.26/5,543,224.60 - Step 6: Final answer
x = 4,724,932.28
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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.