Finding the Fourth Proportional to 1,202,782.84, 1,802,255.12 and 881,445.58
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Solution
The fourth proportional to 1,202,782.84, 1,802,255.12 and 881,445.58 is: 1,320,761.95
Step by Step Solution
- Step 1: Write the proportion equation
1,202,782.84 : 1,802,255.12 = 881,445.58 : x - Step 2: Convert to fraction form
1,202,782.84/1,802,255.12 = 881,445.58/x - Step 3: Cross multiply
1,202,782.84x = 1,802,255.12 × 881,445.58 - Step 4: Simplify right side
1,202,782.84x = 1,588,589,809,556.37 - Step 5: Solve for x
x = 1,588,589,809,556.37/1,202,782.84 - Step 6: Final answer
x = 1,320,761.95
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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.