Finding the Fourth Proportional to 2,631,346.74, 3,631,318.14 and 1,544,402.22
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Solution
The fourth proportional to 2,631,346.74, 3,631,318.14 and 1,544,402.22 is: 2,131,310.07
Step by Step Solution
- Step 1: Write the proportion equation
2,631,346.74 : 3,631,318.14 = 1,544,402.22 : x - Step 2: Convert to fraction form
2,631,346.74/3,631,318.14 = 1,544,402.22/x - Step 3: Cross multiply
2,631,346.74x = 3,631,318.14 × 1,544,402.22 - Step 4: Simplify right side
2,631,346.74x = 5,608,215,796,942.27 - Step 5: Solve for x
x = 5,608,215,796,942.27/2,631,346.74 - Step 6: Final answer
x = 2,131,310.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.