Finding the Fourth Proportional to 1,448,315.67, 1,998,471.60 and 867,402.68
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Solution
The fourth proportional to 1,448,315.67, 1,998,471.60 and 867,402.68 is: 1,196,893.50
Step by Step Solution
- Step 1: Write the proportion equation
1,448,315.67 : 1,998,471.60 = 867,402.68 : x - Step 2: Convert to fraction form
1,448,315.67/1,998,471.60 = 867,402.68/x - Step 3: Cross multiply
1,448,315.67x = 1,998,471.60 × 867,402.68 - Step 4: Simplify right side
1,448,315.67x = 1,733,479,611,751.53 - Step 5: Solve for x
x = 1,733,479,611,751.53/1,448,315.67 - Step 6: Final answer
x = 1,196,893.50
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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.