Finding the Fourth Proportional to 5,783,817.60, 8,673,979.53 and 1,739,231.74
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Solution
The fourth proportional to 5,783,817.60, 8,673,979.53 and 1,739,231.74 is: 2,608,322.31
Step by Step Solution
- Step 1: Write the proportion equation
5,783,817.60 : 8,673,979.53 = 1,739,231.74 : x - Step 2: Convert to fraction form
5,783,817.60/8,673,979.53 = 1,739,231.74/x - Step 3: Cross multiply
5,783,817.60x = 8,673,979.53 × 1,739,231.74 - Step 4: Simplify right side
5,783,817.60x = 15,086,060,501,990.12 - Step 5: Solve for x
x = 15,086,060,501,990.12/5,783,817.60 - Step 6: Final answer
x = 2,608,322.31
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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.