Finding the Fourth Proportional to 4,286,900.09, 5,915,930.57 and 2,544,918.88
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Solution
The fourth proportional to 4,286,900.09, 5,915,930.57 and 2,544,918.88 is: 3,511,993.07
Step by Step Solution
- Step 1: Write the proportion equation
4,286,900.09 : 5,915,930.57 = 2,544,918.88 : x - Step 2: Convert to fraction form
4,286,900.09/5,915,930.57 = 2,544,918.88/x - Step 3: Cross multiply
4,286,900.09x = 5,915,930.57 × 2,544,918.88 - Step 4: Simplify right side
4,286,900.09x = 15,055,563,391,934.63 - Step 5: Solve for x
x = 15,055,563,391,934.63/4,286,900.09 - Step 6: Final answer
x = 3,511,993.07
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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.