Finding the Fourth Proportional to 4,766,638.26, 6,577,883.30 and 2,591,236.20
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Solution
The fourth proportional to 4,766,638.26, 6,577,883.30 and 2,591,236.20 is: 3,575,863.82
Step by Step Solution
- Step 1: Write the proportion equation
4,766,638.26 : 6,577,883.30 = 2,591,236.20 : x - Step 2: Convert to fraction form
4,766,638.26/6,577,883.30 = 2,591,236.20/x - Step 3: Cross multiply
4,766,638.26x = 6,577,883.30 × 2,591,236.20 - Step 4: Simplify right side
4,766,638.26x = 17,044,849,291,047.68 - Step 5: Solve for x
x = 17,044,849,291,047.68/4,766,638.26 - Step 6: Final answer
x = 3,575,863.82
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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.