Finding the Fourth Proportional to 4,558,163.60, 6,837,245.40 and 1,860,717.80
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Solution
The fourth proportional to 4,558,163.60, 6,837,245.40 and 1,860,717.80 is: 2,791,076.70
Step by Step Solution
- Step 1: Write the proportion equation
4,558,163.60 : 6,837,245.40 = 1,860,717.80 : x - Step 2: Convert to fraction form
4,558,163.60/6,837,245.40 = 1,860,717.80/x - Step 3: Cross multiply
4,558,163.60x = 6,837,245.40 × 1,860,717.80 - Step 4: Simplify right side
4,558,163.60x = 12,722,184,218,748.12 - Step 5: Solve for x
x = 12,722,184,218,748.12/4,558,163.60 - Step 6: Final answer
x = 2,791,076.70
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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.