Finding the Fourth Proportional to 5,879,970.12, 8,821,069.74 and 2,041,642.56
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Solution
The fourth proportional to 5,879,970.12, 8,821,069.74 and 2,041,642.56 is: 3,062,850.84
Step by Step Solution
- Step 1: Write the proportion equation
5,879,970.12 : 8,821,069.74 = 2,041,642.56 : x - Step 2: Convert to fraction form
5,879,970.12/8,821,069.74 = 2,041,642.56/x - Step 3: Cross multiply
5,879,970.12x = 8,821,069.74 × 2,041,642.56 - Step 4: Simplify right side
5,879,970.12x = 18,009,471,405,912.14 - Step 5: Solve for x
x = 18,009,471,405,912.14/5,879,970.12 - Step 6: Final answer
x = 3,062,850.84
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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.