Finding the Fourth Proportional to 1,213,163.76, 1,819,680.02 and 371,717.94
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Solution
The fourth proportional to 1,213,163.76, 1,819,680.02 and 371,717.94 is: 557,556.80
Step by Step Solution
- Step 1: Write the proportion equation
1,213,163.76 : 1,819,680.02 = 371,717.94 : x - Step 2: Convert to fraction form
1,213,163.76/1,819,680.02 = 371,717.94/x - Step 3: Cross multiply
1,213,163.76x = 1,819,680.02 × 371,717.94 - Step 4: Simplify right side
1,213,163.76x = 676,407,708,493.56 - Step 5: Solve for x
x = 676,407,708,493.56/1,213,163.76 - Step 6: Final answer
x = 557,556.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.