Finding the Fourth Proportional to 1,211,737.62, 1,817,975.58 and 572,532.19
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Solution
The fourth proportional to 1,211,737.62, 1,817,975.58 and 572,532.19 is: 858,972.70
Step by Step Solution
- Step 1: Write the proportion equation
1,211,737.62 : 1,817,975.58 = 572,532.19 : x - Step 2: Convert to fraction form
1,211,737.62/1,817,975.58 = 572,532.19/x - Step 3: Cross multiply
1,211,737.62x = 1,817,975.58 × 572,532.19 - Step 4: Simplify right side
1,211,737.62x = 1,040,849,540,183.92 - Step 5: Solve for x
x = 1,040,849,540,183.92/1,211,737.62 - Step 6: Final answer
x = 858,972.70
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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.