Finding the Fourth Proportional to 4,002,891.36, 6,004,706.11 and 1,307,230.70
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Solution
The fourth proportional to 4,002,891.36, 6,004,706.11 and 1,307,230.70 is: 1,960,966.58
Step by Step Solution
- Step 1: Write the proportion equation
4,002,891.36 : 6,004,706.11 = 1,307,230.70 : x - Step 2: Convert to fraction form
4,002,891.36/6,004,706.11 = 1,307,230.70/x - Step 3: Cross multiply
4,002,891.36x = 6,004,706.11 × 1,307,230.70 - Step 4: Simplify right side
4,002,891.36x = 7,849,536,171,954.44 - Step 5: Solve for x
x = 7,849,536,171,954.44/4,002,891.36 - Step 6: Final answer
x = 1,960,966.58
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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.