Finding the Fourth Proportional to 1,609,375.70, 2,414,063.55 and 862,879.70
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Solution
The fourth proportional to 1,609,375.70, 2,414,063.55 and 862,879.70 is: 1,294,319.55
Step by Step Solution
- Step 1: Write the proportion equation
1,609,375.70 : 2,414,063.55 = 862,879.70 : x - Step 2: Convert to fraction form
1,609,375.70/2,414,063.55 = 862,879.70/x - Step 3: Cross multiply
1,609,375.70x = 2,414,063.55 × 862,879.70 - Step 4: Simplify right side
1,609,375.70x = 2,083,046,431,804.93 - Step 5: Solve for x
x = 2,083,046,431,804.93/1,609,375.70 - Step 6: Final answer
x = 1,294,319.55
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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.