Finding the Fourth Proportional to 5,821,912.99, 8,028,790.64 and 4,601,135.06
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Solution
The fourth proportional to 5,821,912.99, 8,028,790.64 and 4,601,135.06 is: 6,345,259.74
Step by Step Solution
- Step 1: Write the proportion equation
5,821,912.99 : 8,028,790.64 = 4,601,135.06 : x - Step 2: Convert to fraction form
5,821,912.99/8,028,790.64 = 4,601,135.06/x - Step 3: Cross multiply
5,821,912.99x = 8,028,790.64 × 4,601,135.06 - Step 4: Simplify right side
5,821,912.99x = 36,941,550,114,606.67 - Step 5: Solve for x
x = 36,941,550,114,606.67/5,821,912.99 - Step 6: Final answer
x = 6,345,259.74
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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.