Finding the Fourth Proportional to 5,497,143.48, 8,245,709.75 and 3,766,307.94
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Solution
The fourth proportional to 5,497,143.48, 8,245,709.75 and 3,766,307.94 is: 5,649,458.16
Step by Step Solution
- Step 1: Write the proportion equation
5,497,143.48 : 8,245,709.75 = 3,766,307.94 : x - Step 2: Convert to fraction form
5,497,143.48/8,245,709.75 = 3,766,307.94/x - Step 3: Cross multiply
5,497,143.48x = 8,245,709.75 × 3,766,307.94 - Step 4: Simplify right side
5,497,143.48x = 31,055,882,111,776.19 - Step 5: Solve for x
x = 31,055,882,111,776.19/5,497,143.48 - Step 6: Final answer
x = 5,649,458.16
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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.