Finding the Fourth Proportional to 3,388,236.48, 5,081,276.94 and 1,113,236.49
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Solution
The fourth proportional to 3,388,236.48, 5,081,276.94 and 1,113,236.49 is: 1,669,500.62
Step by Step Solution
- Step 1: Write the proportion equation
3,388,236.48 : 5,081,276.94 = 1,113,236.49 : x - Step 2: Convert to fraction form
3,388,236.48/5,081,276.94 = 1,113,236.49/x - Step 3: Cross multiply
3,388,236.48x = 5,081,276.94 × 1,113,236.49 - Step 4: Simplify right side
3,388,236.48x = 5,656,662,905,403.54 - Step 5: Solve for x
x = 5,656,662,905,403.54/3,388,236.48 - Step 6: Final answer
x = 1,669,500.62
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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.