Finding the Fourth Proportional to 4,994,731.39, 6,892,729.35 and 2,702,892.10
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Solution
The fourth proportional to 4,994,731.39, 6,892,729.35 and 2,702,892.10 is: 3,729,991.12
Step by Step Solution
- Step 1: Write the proportion equation
4,994,731.39 : 6,892,729.35 = 2,702,892.10 : x - Step 2: Convert to fraction form
4,994,731.39/6,892,729.35 = 2,702,892.10/x - Step 3: Cross multiply
4,994,731.39x = 6,892,729.35 × 2,702,892.10 - Step 4: Simplify right side
4,994,731.39x = 18,630,303,707,553.13 - Step 5: Solve for x
x = 18,630,303,707,553.13/4,994,731.39 - Step 6: Final answer
x = 3,729,991.12
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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.