Finding the Fourth Proportional to 5,202,844.88, 7,179,710.28 and 2,848,025.84
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Solution
The fourth proportional to 5,202,844.88, 7,179,710.28 and 2,848,025.84 is: 3,930,157.61
Step by Step Solution
- Step 1: Write the proportion equation
5,202,844.88 : 7,179,710.28 = 2,848,025.84 : x - Step 2: Convert to fraction form
5,202,844.88/7,179,710.28 = 2,848,025.84/x - Step 3: Cross multiply
5,202,844.88x = 7,179,710.28 × 2,848,025.84 - Step 4: Simplify right side
5,202,844.88x = 20,448,000,401,153.64 - Step 5: Solve for x
x = 20,448,000,401,153.64/5,202,844.88 - Step 6: Final answer
x = 3,930,157.61
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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.