Finding the Fourth Proportional to 5,907,678.57, 8,860,730.40 and 1,647,490.05
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Solution
The fourth proportional to 5,907,678.57, 8,860,730.40 and 1,647,490.05 is: 2,471,015.48
Step by Step Solution
- Step 1: Write the proportion equation
5,907,678.57 : 8,860,730.40 = 1,647,490.05 : x - Step 2: Convert to fraction form
5,907,678.57/8,860,730.40 = 1,647,490.05/x - Step 3: Cross multiply
5,907,678.57x = 8,860,730.40 × 1,647,490.05 - Step 4: Simplify right side
5,907,678.57x = 14,597,965,169,732.52 - Step 5: Solve for x
x = 14,597,965,169,732.52/5,907,678.57 - Step 6: Final answer
x = 2,471,015.48
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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.