Finding the Fourth Proportional to 5,083,984.98, 7,625,971.13 and 1,297,467.99
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Solution
The fourth proportional to 5,083,984.98, 7,625,971.13 and 1,297,467.99 is: 1,946,200.37
Step by Step Solution
- Step 1: Write the proportion equation
5,083,984.98 : 7,625,971.13 = 1,297,467.99 : x - Step 2: Convert to fraction form
5,083,984.98/7,625,971.13 = 1,297,467.99/x - Step 3: Cross multiply
5,083,984.98x = 7,625,971.13 × 1,297,467.99 - Step 4: Simplify right side
5,083,984.98x = 9,894,453,427,351.79 - Step 5: Solve for x
x = 9,894,453,427,351.79/5,083,984.98 - Step 6: Final answer
x = 1,946,200.37
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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.