Finding the Fourth Proportional to 1,097,450.70, 1,646,176.05 and 1,053,163.95
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Solution
The fourth proportional to 1,097,450.70, 1,646,176.05 and 1,053,163.95 is: 1,579,745.93
Step by Step Solution
- Step 1: Write the proportion equation
1,097,450.70 : 1,646,176.05 = 1,053,163.95 : x - Step 2: Convert to fraction form
1,097,450.70/1,646,176.05 = 1,053,163.95/x - Step 3: Cross multiply
1,097,450.70x = 1,646,176.05 × 1,053,163.95 - Step 4: Simplify right side
1,097,450.70x = 1,733,693,271,213.40 - Step 5: Solve for x
x = 1,733,693,271,213.40/1,097,450.70 - Step 6: Final answer
x = 1,579,745.93
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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.