Finding the Fourth Proportional to 4,391,270.80, 6,063,673.60 and 2,760,203.44
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Solution
The fourth proportional to 4,391,270.80, 6,063,673.60 and 2,760,203.44 is: 3,811,418.95
Step by Step Solution
- Step 1: Write the proportion equation
4,391,270.80 : 6,063,673.60 = 2,760,203.44 : x - Step 2: Convert to fraction form
4,391,270.80/6,063,673.60 = 2,760,203.44/x - Step 3: Cross multiply
4,391,270.80x = 6,063,673.60 × 2,760,203.44 - Step 4: Simplify right side
4,391,270.80x = 16,736,972,729,757.18 - Step 5: Solve for x
x = 16,736,972,729,757.18/4,391,270.80 - Step 6: Final answer
x = 3,811,418.95
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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.