Finding the Fourth Proportional to 4,861,448.99, 7,290,980.96 and 2,302,571.51
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Solution
The fourth proportional to 4,861,448.99, 7,290,980.96 and 2,302,571.51 is: 3,453,292.43
Step by Step Solution
- Step 1: Write the proportion equation
4,861,448.99 : 7,290,980.96 = 2,302,571.51 : x - Step 2: Convert to fraction form
4,861,448.99/7,290,980.96 = 2,302,571.51/x - Step 3: Cross multiply
4,861,448.99x = 7,290,980.96 × 2,302,571.51 - Step 4: Simplify right side
4,861,448.99x = 16,788,004,990,480.69 - Step 5: Solve for x
x = 16,788,004,990,480.69/4,861,448.99 - Step 6: Final answer
x = 3,453,292.43
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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.