Finding the Fourth Proportional to 3,746,116.80, 5,610,880.80 and 3,082,564.80
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Solution
The fourth proportional to 3,746,116.80, 5,610,880.80 and 3,082,564.80 is: 4,617,021.99
Step by Step Solution
- Step 1: Write the proportion equation
3,746,116.80 : 5,610,880.80 = 3,082,564.80 : x - Step 2: Convert to fraction form
3,746,116.80/5,610,880.80 = 3,082,564.80/x - Step 3: Cross multiply
3,746,116.80x = 5,610,880.80 × 3,082,564.80 - Step 4: Simplify right side
3,746,116.80x = 17,295,903,651,075.84 - Step 5: Solve for x
x = 17,295,903,651,075.84/3,746,116.80 - Step 6: Final answer
x = 4,617,021.99
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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.