Finding the Fourth Proportional to 1,259,694.45, 1,738,361.73 and 708,409.99
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Solution
The fourth proportional to 1,259,694.45, 1,738,361.73 and 708,409.99 is: 977,596.44
Step by Step Solution
- Step 1: Write the proportion equation
1,259,694.45 : 1,738,361.73 = 708,409.99 : x - Step 2: Convert to fraction form
1,259,694.45/1,738,361.73 = 708,409.99/x - Step 3: Cross multiply
1,259,694.45x = 1,738,361.73 × 708,409.99 - Step 4: Simplify right side
1,259,694.45x = 1,231,472,815,765.68 - Step 5: Solve for x
x = 1,231,472,815,765.68/1,259,694.45 - Step 6: Final answer
x = 977,596.44
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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.