Finding the Fourth Proportional to 4,810,625.46, 6,638,664.48 and 2,635,246.53
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Solution
The fourth proportional to 4,810,625.46, 6,638,664.48 and 2,635,246.53 is: 3,636,640.95
Step by Step Solution
- Step 1: Write the proportion equation
4,810,625.46 : 6,638,664.48 = 2,635,246.53 : x - Step 2: Convert to fraction form
4,810,625.46/6,638,664.48 = 2,635,246.53/x - Step 3: Cross multiply
4,810,625.46x = 6,638,664.48 × 2,635,246.53 - Step 4: Simplify right side
4,810,625.46x = 17,494,517,534,754.25 - Step 5: Solve for x
x = 17,494,517,534,754.25/4,810,625.46 - Step 6: Final answer
x = 3,636,640.95
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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.