Finding the Fourth Proportional to 3,801,731.63, 5,701,403.66 and 1,242,362.97
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Solution
The fourth proportional to 3,801,731.63, 5,701,403.66 and 1,242,362.97 is: 1,863,154.34
Step by Step Solution
- Step 1: Write the proportion equation
3,801,731.63 : 5,701,403.66 = 1,242,362.97 : x - Step 2: Convert to fraction form
3,801,731.63/5,701,403.66 = 1,242,362.97/x - Step 3: Cross multiply
3,801,731.63x = 5,701,403.66 × 1,242,362.97 - Step 4: Simplify right side
3,801,731.63x = 7,083,212,777,994.66 - Step 5: Solve for x
x = 7,083,212,777,994.66/3,801,731.63 - Step 6: Final answer
x = 1,863,154.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.