Finding the Fourth Proportional to 3,595,428.05, 5,393,142.08 and 1,036,638.05
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Solution
The fourth proportional to 3,595,428.05, 5,393,142.08 and 1,036,638.05 is: 1,554,957.08
Step by Step Solution
- Step 1: Write the proportion equation
3,595,428.05 : 5,393,142.08 = 1,036,638.05 : x - Step 2: Convert to fraction form
3,595,428.05/5,393,142.08 = 1,036,638.05/x - Step 3: Cross multiply
3,595,428.05x = 5,393,142.08 × 1,036,638.05 - Step 4: Simplify right side
3,595,428.05x = 5,590,736,289,184.14 - Step 5: Solve for x
x = 5,590,736,289,184.14/3,595,428.05 - Step 6: Final answer
x = 1,554,957.08
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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.