Finding the Fourth Proportional to 5,684,533.56, 7,844,636.70 and 3,106,236.60
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Solution
The fourth proportional to 5,684,533.56, 7,844,636.70 and 3,106,236.60 is: 4,286,595.79
Step by Step Solution
- Step 1: Write the proportion equation
5,684,533.56 : 7,844,636.70 = 3,106,236.60 : x - Step 2: Convert to fraction form
5,684,533.56/7,844,636.70 = 3,106,236.60/x - Step 3: Cross multiply
5,684,533.56x = 7,844,636.70 × 3,106,236.60 - Step 4: Simplify right side
5,684,533.56x = 24,367,297,631,243.22 - Step 5: Solve for x
x = 24,367,297,631,243.22/5,684,533.56 - Step 6: Final answer
x = 4,286,595.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.