Finding the Fourth Proportional to 3,456,901.94, 4,770,524.94 and 1,908,163.99
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Solution
The fourth proportional to 3,456,901.94, 4,770,524.94 and 1,908,163.99 is: 2,633,266.45
Step by Step Solution
- Step 1: Write the proportion equation
3,456,901.94 : 4,770,524.94 = 1,908,163.99 : x - Step 2: Convert to fraction form
3,456,901.94/4,770,524.94 = 1,908,163.99/x - Step 3: Cross multiply
3,456,901.94x = 4,770,524.94 × 1,908,163.99 - Step 4: Simplify right side
3,456,901.94x = 9,102,943,903,904.91 - Step 5: Solve for x
x = 9,102,943,903,904.91/3,456,901.94 - Step 6: Final answer
x = 2,633,266.45
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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.