Finding the Fourth Proportional to 4,279,014.90, 6,416,160.39 and 1,756,441.62
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Solution
The fourth proportional to 4,279,014.90, 6,416,160.39 and 1,756,441.62 is: 2,633,692.90
Step by Step Solution
- Step 1: Write the proportion equation
4,279,014.90 : 6,416,160.39 = 1,756,441.62 : x - Step 2: Convert to fraction form
4,279,014.90/6,416,160.39 = 1,756,441.62/x - Step 3: Cross multiply
4,279,014.90x = 6,416,160.39 × 1,756,441.62 - Step 4: Simplify right side
4,279,014.90x = 11,269,611,149,591.43 - Step 5: Solve for x
x = 11,269,611,149,591.43/4,279,014.90 - Step 6: Final answer
x = 2,633,692.90
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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.