Finding the Fourth Proportional to 4,427,543.28, 6,107,922.16 and 2,590,874.88
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Solution
The fourth proportional to 4,427,543.28, 6,107,922.16 and 2,590,874.88 is: 3,574,185.75
Step by Step Solution
- Step 1: Write the proportion equation
4,427,543.28 : 6,107,922.16 = 2,590,874.88 : x - Step 2: Convert to fraction form
4,427,543.28/6,107,922.16 = 2,590,874.88/x - Step 3: Cross multiply
4,427,543.28x = 6,107,922.16 × 2,590,874.88 - Step 4: Simplify right side
4,427,543.28x = 15,824,862,093,339.34 - Step 5: Solve for x
x = 15,824,862,093,339.34/4,427,543.28 - Step 6: Final answer
x = 3,574,185.75
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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.