Finding the Fourth Proportional to 2,575,997.01, 3,882,511.36 and 2,220,458.97
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Solution
The fourth proportional to 2,575,997.01, 3,882,511.36 and 2,220,458.97 is: 3,346,648.76
Step by Step Solution
- Step 1: Write the proportion equation
2,575,997.01 : 3,882,511.36 = 2,220,458.97 : x - Step 2: Convert to fraction form
2,575,997.01/3,882,511.36 = 2,220,458.97/x - Step 3: Cross multiply
2,575,997.01x = 3,882,511.36 × 2,220,458.97 - Step 4: Simplify right side
2,575,997.01x = 8,620,957,199,018.93 - Step 5: Solve for x
x = 8,620,957,199,018.93/2,575,997.01 - Step 6: Final answer
x = 3,346,648.76
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.