Finding the Fourth Proportional to 5,254,553.26, 7,882,064.79 and 1,611,020.98
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Solution
The fourth proportional to 5,254,553.26, 7,882,064.79 and 1,611,020.98 is: 2,416,603.49
Step by Step Solution
- Step 1: Write the proportion equation
5,254,553.26 : 7,882,064.79 = 1,611,020.98 : x - Step 2: Convert to fraction form
5,254,553.26/7,882,064.79 = 1,611,020.98/x - Step 3: Cross multiply
5,254,553.26x = 7,882,064.79 × 1,611,020.98 - Step 4: Simplify right side
5,254,553.26x = 12,698,171,742,409.29 - Step 5: Solve for x
x = 12,698,171,742,409.29/5,254,553.26 - Step 6: Final answer
x = 2,416,603.49
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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.