Finding the Fourth Proportional to 3,008,520.48, 4,151,734.14 and 1,631,860.68
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Solution
The fourth proportional to 3,008,520.48, 4,151,734.14 and 1,631,860.68 is: 2,251,954.65
Step by Step Solution
- Step 1: Write the proportion equation
3,008,520.48 : 4,151,734.14 = 1,631,860.68 : x - Step 2: Convert to fraction form
3,008,520.48/4,151,734.14 = 1,631,860.68/x - Step 3: Cross multiply
3,008,520.48x = 4,151,734.14 × 1,631,860.68 - Step 4: Simplify right side
3,008,520.48x = 6,775,051,696,879.62 - Step 5: Solve for x
x = 6,775,051,696,879.62/3,008,520.48 - Step 6: Final answer
x = 2,251,954.65
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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.