Finding the Fourth Proportional to 1,682,806.96, 2,322,264.36 and 918,855.10
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Solution
The fourth proportional to 1,682,806.96, 2,322,264.36 and 918,855.10 is: 1,268,014.99
Step by Step Solution
- Step 1: Write the proportion equation
1,682,806.96 : 2,322,264.36 = 918,855.10 : x - Step 2: Convert to fraction form
1,682,806.96/2,322,264.36 = 918,855.10/x - Step 3: Cross multiply
1,682,806.96x = 2,322,264.36 × 918,855.10 - Step 4: Simplify right side
1,682,806.96x = 2,133,824,450,734.24 - Step 5: Solve for x
x = 2,133,824,450,734.24/1,682,806.96 - Step 6: Final answer
x = 1,268,014.99
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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.