Finding the Fourth Proportional to 3,757,244.64, 5,185,486.01 and 2,104,021.18
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Solution
The fourth proportional to 3,757,244.64, 5,185,486.01 and 2,104,021.18 is: 2,903,822.72
Step by Step Solution
- Step 1: Write the proportion equation
3,757,244.64 : 5,185,486.01 = 2,104,021.18 : x - Step 2: Convert to fraction form
3,757,244.64/5,185,486.01 = 2,104,021.18/x - Step 3: Cross multiply
3,757,244.64x = 5,185,486.01 × 2,104,021.18 - Step 4: Simplify right side
3,757,244.64x = 10,910,372,370,976.62 - Step 5: Solve for x
x = 10,910,372,370,976.62/3,757,244.64 - Step 6: Final answer
x = 2,903,822.72
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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.