Finding the Fourth Proportional to 3,651,706.26, 5,477,844.60 and 1,222,868.70
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Solution
The fourth proportional to 3,651,706.26, 5,477,844.60 and 1,222,868.70 is: 1,834,398.56
Step by Step Solution
- Step 1: Write the proportion equation
3,651,706.26 : 5,477,844.60 = 1,222,868.70 : x - Step 2: Convert to fraction form
3,651,706.26/5,477,844.60 = 1,222,868.70/x - Step 3: Cross multiply
3,651,706.26x = 5,477,844.60 × 1,222,868.70 - Step 4: Simplify right side
3,651,706.26x = 6,698,684,704,804.02 - Step 5: Solve for x
x = 6,698,684,704,804.02/3,651,706.26 - Step 6: Final answer
x = 1,834,398.56
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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.