Finding the Fourth Proportional to 3,512,839.37, 4,845,043.68 and 3,023,641.49
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Solution
The fourth proportional to 3,512,839.37, 4,845,043.68 and 3,023,641.49 is: 4,170,323.08
Step by Step Solution
- Step 1: Write the proportion equation
3,512,839.37 : 4,845,043.68 = 3,023,641.49 : x - Step 2: Convert to fraction form
3,512,839.37/4,845,043.68 = 3,023,641.49/x - Step 3: Cross multiply
3,512,839.37x = 4,845,043.68 × 3,023,641.49 - Step 4: Simplify right side
3,512,839.37x = 14,649,675,091,710.28 - Step 5: Solve for x
x = 14,649,675,091,710.28/3,512,839.37 - Step 6: Final answer
x = 4,170,323.08
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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.