Finding the Fourth Proportional to 4,787,186.61, 6,606,087.21 and 2,611,599.99
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Solution
The fourth proportional to 4,787,186.61, 6,606,087.21 and 2,611,599.99 is: 3,603,882.34
Step by Step Solution
- Step 1: Write the proportion equation
4,787,186.61 : 6,606,087.21 = 2,611,599.99 : x - Step 2: Convert to fraction form
4,787,186.61/6,606,087.21 = 2,611,599.99/x - Step 3: Cross multiply
4,787,186.61x = 6,606,087.21 × 2,611,599.99 - Step 4: Simplify right side
4,787,186.61x = 17,252,457,291,575.13 - Step 5: Solve for x
x = 17,252,457,291,575.13/4,787,186.61 - Step 6: Final answer
x = 3,603,882.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.