Finding the Fourth Proportional to 1,040,250.44, 1,559,932.58 and 408,721.26
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Solution
The fourth proportional to 1,040,250.44, 1,559,932.58 and 408,721.26 is: 612,907.80
Step by Step Solution
- Step 1: Write the proportion equation
1,040,250.44 : 1,559,932.58 = 408,721.26 : x - Step 2: Convert to fraction form
1,040,250.44/1,559,932.58 = 408,721.26/x - Step 3: Cross multiply
1,040,250.44x = 1,559,932.58 × 408,721.26 - Step 4: Simplify right side
1,040,250.44x = 637,577,609,612.65 - Step 5: Solve for x
x = 637,577,609,612.65/1,040,250.44 - Step 6: Final answer
x = 612,907.80
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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.