Finding the Fourth Proportional to 4,701,037.26, 7,051,557.45 and 1,289,359.38
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Solution
The fourth proportional to 4,701,037.26, 7,051,557.45 and 1,289,359.38 is: 1,934,039.50
Step by Step Solution
- Step 1: Write the proportion equation
4,701,037.26 : 7,051,557.45 = 1,289,359.38 : x - Step 2: Convert to fraction form
4,701,037.26/7,051,557.45 = 1,289,359.38/x - Step 3: Cross multiply
4,701,037.26x = 7,051,557.45 × 1,289,359.38 - Step 4: Simplify right side
4,701,037.26x = 9,091,991,741,766.38 - Step 5: Solve for x
x = 9,091,991,741,766.38/4,701,037.26 - Step 6: Final answer
x = 1,934,039.50
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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.