Finding the Fourth Proportional to 5,167,232.99, 7,751,969.64 and 1,572,906.01
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Solution
The fourth proportional to 5,167,232.99, 7,751,969.64 and 1,572,906.01 is: 2,359,699.98
Step by Step Solution
- Step 1: Write the proportion equation
5,167,232.99 : 7,751,969.64 = 1,572,906.01 : x - Step 2: Convert to fraction form
5,167,232.99/7,751,969.64 = 1,572,906.01/x - Step 3: Cross multiply
5,167,232.99x = 7,751,969.64 × 1,572,906.01 - Step 4: Simplify right side
5,167,232.99x = 12,193,119,589,469.16 - Step 5: Solve for x
x = 12,193,119,589,469.16/5,167,232.99 - Step 6: Final answer
x = 2,359,699.98
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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.