Finding the Fourth Proportional to 4,584,230.80, 6,874,596.60 and 1,388,294.80
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Solution
The fourth proportional to 4,584,230.80, 6,874,596.60 and 1,388,294.80 is: 2,081,912.35
Step by Step Solution
- Step 1: Write the proportion equation
4,584,230.80 : 6,874,596.60 = 1,388,294.80 : x - Step 2: Convert to fraction form
4,584,230.80/6,874,596.60 = 1,388,294.80/x - Step 3: Cross multiply
4,584,230.80x = 6,874,596.60 × 1,388,294.80 - Step 4: Simplify right side
4,584,230.80x = 9,543,966,711,877.68 - Step 5: Solve for x
x = 9,543,966,711,877.68/4,584,230.80 - Step 6: Final answer
x = 2,081,912.35
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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.