Finding the Fourth Proportional to 4,245,516.70, 5,858,918.06 and 2,311,882.47
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Solution
The fourth proportional to 4,245,516.70, 5,858,918.06 and 2,311,882.47 is: 3,190,454.99
Step by Step Solution
- Step 1: Write the proportion equation
4,245,516.70 : 5,858,918.06 = 2,311,882.47 : x - Step 2: Convert to fraction form
4,245,516.70/5,858,918.06 = 2,311,882.47/x - Step 3: Cross multiply
4,245,516.70x = 5,858,918.06 × 2,311,882.47 - Step 4: Simplify right side
4,245,516.70x = 13,545,129,944,521.00 - Step 5: Solve for x
x = 13,545,129,944,521.00/4,245,516.70 - Step 6: Final answer
x = 3,190,454.99
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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.