Finding the Fourth Proportional to 3,936,975.26, 5,904,902.14 and 1,240,950.10
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Solution
The fourth proportional to 3,936,975.26, 5,904,902.14 and 1,240,950.10 is: 1,861,248.40
Step by Step Solution
- Step 1: Write the proportion equation
3,936,975.26 : 5,904,902.14 = 1,240,950.10 : x - Step 2: Convert to fraction form
3,936,975.26/5,904,902.14 = 1,240,950.10/x - Step 3: Cross multiply
3,936,975.26x = 5,904,902.14 × 1,240,950.10 - Step 4: Simplify right side
3,936,975.26x = 7,327,688,901,123.21 - Step 5: Solve for x
x = 7,327,688,901,123.21/3,936,975.26 - Step 6: Final answer
x = 1,861,248.40
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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.