Finding the Fourth Proportional to 3,013,638.97, 4,498,781.60 and 2,582,537.53
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Solution
The fourth proportional to 3,013,638.97, 4,498,781.60 and 2,582,537.53 is: 3,855,230.32
Step by Step Solution
- Step 1: Write the proportion equation
3,013,638.97 : 4,498,781.60 = 2,582,537.53 : x - Step 2: Convert to fraction form
3,013,638.97/4,498,781.60 = 2,582,537.53/x - Step 3: Cross multiply
3,013,638.97x = 4,498,781.60 × 2,582,537.53 - Step 4: Simplify right side
3,013,638.97x = 11,618,272,321,273.45 - Step 5: Solve for x
x = 11,618,272,321,273.45/3,013,638.97 - Step 6: Final answer
x = 3,855,230.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.