Finding the Fourth Proportional to 1,129,770.20, 1,694,942.14 and 522,995.96
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Solution
The fourth proportional to 1,129,770.20, 1,694,942.14 and 522,995.96 is: 784,626.72
Step by Step Solution
- Step 1: Write the proportion equation
1,129,770.20 : 1,694,942.14 = 522,995.96 : x - Step 2: Convert to fraction form
1,129,770.20/1,694,942.14 = 522,995.96/x - Step 3: Cross multiply
1,129,770.20x = 1,694,942.14 × 522,995.96 - Step 4: Simplify right side
1,129,770.20x = 886,447,891,653.75 - Step 5: Solve for x
x = 886,447,891,653.75/1,129,770.20 - Step 6: Final answer
x = 784,626.72
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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.