Finding the Fourth Proportional to 2,330,571.93, 3,216,350.90 and 1,412,839.75
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Solution
The fourth proportional to 2,330,571.93, 3,216,350.90 and 1,412,839.75 is: 1,949,816.85
Step by Step Solution
- Step 1: Write the proportion equation
2,330,571.93 : 3,216,350.90 = 1,412,839.75 : x - Step 2: Convert to fraction form
2,330,571.93/3,216,350.90 = 1,412,839.75/x - Step 3: Cross multiply
2,330,571.93x = 3,216,350.90 × 1,412,839.75 - Step 4: Simplify right side
2,330,571.93x = 4,544,188,402,990.15 - Step 5: Solve for x
x = 4,544,188,402,990.15/2,330,571.93 - Step 6: Final answer
x = 1,949,816.85
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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.