Finding the Fourth Proportional to 2,420,525.12, 3,629,737.92 and 822,659.18
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Solution
The fourth proportional to 2,420,525.12, 3,629,737.92 and 822,659.18 is: 1,233,631.99
Step by Step Solution
- Step 1: Write the proportion equation
2,420,525.12 : 3,629,737.92 = 822,659.18 : x - Step 2: Convert to fraction form
2,420,525.12/3,629,737.92 = 822,659.18/x - Step 3: Cross multiply
2,420,525.12x = 3,629,737.92 × 822,659.18 - Step 4: Simplify right side
2,420,525.12x = 2,986,037,220,882.11 - Step 5: Solve for x
x = 2,986,037,220,882.11/2,420,525.12 - Step 6: Final answer
x = 1,233,631.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.