Finding the Fourth Proportional to 4,976,360.94, 6,863,840.60 and 3,321,673.80
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Solution
The fourth proportional to 4,976,360.94, 6,863,840.60 and 3,321,673.80 is: 4,581,548.60
Step by Step Solution
- Step 1: Write the proportion equation
4,976,360.94 : 6,863,840.60 = 3,321,673.80 : x - Step 2: Convert to fraction form
4,976,360.94/6,863,840.60 = 3,321,673.80/x - Step 3: Cross multiply
4,976,360.94x = 6,863,840.60 × 3,321,673.80 - Step 4: Simplify right side
4,976,360.94x = 22,799,439,488,396.28 - Step 5: Solve for x
x = 22,799,439,488,396.28/4,976,360.94 - Step 6: Final answer
x = 4,581,548.60
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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.