Finding the Fourth Proportional to 4,994,716.53, 6,892,708.80 and 2,702,877.21
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Solution
The fourth proportional to 4,994,716.53, 6,892,708.80 and 2,702,877.21 is: 3,729,970.54
Step by Step Solution
- Step 1: Write the proportion equation
4,994,716.53 : 6,892,708.80 = 2,702,877.21 : x - Step 2: Convert to fraction form
4,994,716.53/6,892,708.80 = 2,702,877.21/x - Step 3: Cross multiply
4,994,716.53x = 6,892,708.80 × 2,702,877.21 - Step 4: Simplify right side
4,994,716.53x = 18,630,145,530,686.45 - Step 5: Solve for x
x = 18,630,145,530,686.45/4,994,716.53 - Step 6: Final answer
x = 3,729,970.54
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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.