Finding the Fourth Proportional to 4,165,558.92, 5,749,003.12 and 2,330,119.16
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Solution
The fourth proportional to 4,165,558.92, 5,749,003.12 and 2,330,119.16 is: 3,215,861.92
Step by Step Solution
- Step 1: Write the proportion equation
4,165,558.92 : 5,749,003.12 = 2,330,119.16 : x - Step 2: Convert to fraction form
4,165,558.92/5,749,003.12 = 2,330,119.16/x - Step 3: Cross multiply
4,165,558.92x = 5,749,003.12 × 2,330,119.16 - Step 4: Simplify right side
4,165,558.92x = 13,395,862,320,811.78 - Step 5: Solve for x
x = 13,395,862,320,811.78/4,165,558.92 - Step 6: Final answer
x = 3,215,861.92
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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.