Finding the Fourth Proportional to 1,350,868.70, 2,021,382.30 and 996,574.70
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Solution
The fourth proportional to 1,350,868.70, 2,021,382.30 and 996,574.70 is: 1,491,231.87
Step by Step Solution
- Step 1: Write the proportion equation
1,350,868.70 : 2,021,382.30 = 996,574.70 : x - Step 2: Convert to fraction form
1,350,868.70/2,021,382.30 = 996,574.70/x - Step 3: Cross multiply
1,350,868.70x = 2,021,382.30 × 996,574.70 - Step 4: Simplify right side
1,350,868.70x = 2,014,458,459,207.81 - Step 5: Solve for x
x = 2,014,458,459,207.81/1,350,868.70 - Step 6: Final answer
x = 1,491,231.87
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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.