Finding the Fourth Proportional to 1,860,586.76, 2,787,143.40 and 848,316.26
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Solution
The fourth proportional to 1,860,586.76, 2,787,143.40 and 848,316.26 is: 1,270,770.66
Step by Step Solution
- Step 1: Write the proportion equation
1,860,586.76 : 2,787,143.40 = 848,316.26 : x - Step 2: Convert to fraction form
1,860,586.76/2,787,143.40 = 848,316.26/x - Step 3: Cross multiply
1,860,586.76x = 2,787,143.40 × 848,316.26 - Step 4: Simplify right side
1,860,586.76x = 2,364,379,065,171.68 - Step 5: Solve for x
x = 2,364,379,065,171.68/1,860,586.76 - Step 6: Final answer
x = 1,270,770.66
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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.