Finding the Fourth Proportional to 4,715,112.99, 7,072,718.90 and 3,774,463.23
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Solution
The fourth proportional to 4,715,112.99, 7,072,718.90 and 3,774,463.23 is: 5,661,734.40
Step by Step Solution
- Step 1: Write the proportion equation
4,715,112.99 : 7,072,718.90 = 3,774,463.23 : x - Step 2: Convert to fraction form
4,715,112.99/7,072,718.90 = 3,774,463.23/x - Step 3: Cross multiply
4,715,112.99x = 7,072,718.90 × 3,774,463.23 - Step 4: Simplify right side
4,715,112.99x = 26,695,717,424,176.05 - Step 5: Solve for x
x = 26,695,717,424,176.05/4,715,112.99 - Step 6: Final answer
x = 5,661,734.40
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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.