Finding the Fourth Proportional to 3,762,790.08, 5,192,660.16 and 2,043,896.64
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Solution
The fourth proportional to 3,762,790.08, 5,192,660.16 and 2,043,896.64 is: 2,820,582.71
Step by Step Solution
- Step 1: Write the proportion equation
3,762,790.08 : 5,192,660.16 = 2,043,896.64 : x - Step 2: Convert to fraction form
3,762,790.08/5,192,660.16 = 2,043,896.64/x - Step 3: Cross multiply
3,762,790.08x = 5,192,660.16 × 2,043,896.64 - Step 4: Simplify right side
3,762,790.08x = 10,613,260,653,685.86 - Step 5: Solve for x
x = 10,613,260,653,685.86/3,762,790.08 - Step 6: Final answer
x = 2,820,582.71
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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.