Finding the Fourth Proportional to 1,823,531.22, 2,732,851.85 and 1,419,211.65
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Solution
The fourth proportional to 1,823,531.22, 2,732,851.85 and 1,419,211.65 is: 2,126,914.61
Step by Step Solution
- Step 1: Write the proportion equation
1,823,531.22 : 2,732,851.85 = 1,419,211.65 : x - Step 2: Convert to fraction form
1,823,531.22/2,732,851.85 = 1,419,211.65/x - Step 3: Cross multiply
1,823,531.22x = 2,732,851.85 × 1,419,211.65 - Step 4: Simplify right side
1,823,531.22x = 3,878,495,186,396.19 - Step 5: Solve for x
x = 3,878,495,186,396.19/1,823,531.22 - Step 6: Final answer
x = 2,126,914.61
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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.