Finding the Fourth Proportional to 7,122,841.67, 10,684,183.64 and 1,731,497.26
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Solution
The fourth proportional to 7,122,841.67, 10,684,183.64 and 1,731,497.26 is: 2,597,226.72
Step by Step Solution
- Step 1: Write the proportion equation
7,122,841.67 : 10,684,183.64 = 1,731,497.26 : x - Step 2: Convert to fraction form
7,122,841.67/10,684,183.64 = 1,731,497.26/x - Step 3: Cross multiply
7,122,841.67x = 10,684,183.64 × 1,731,497.26 - Step 4: Simplify right side
7,122,841.67x = 18,499,634,697,996.83 - Step 5: Solve for x
x = 18,499,634,697,996.83/7,122,841.67 - Step 6: Final answer
x = 2,597,226.72
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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.