Finding the Fourth Proportional to 1,979,122.24, 2,731,193.99 and 1,073,704.24
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Solution
The fourth proportional to 1,979,122.24, 2,731,193.99 and 1,073,704.24 is: 1,481,714.73
Step by Step Solution
- Step 1: Write the proportion equation
1,979,122.24 : 2,731,193.99 = 1,073,704.24 : x - Step 2: Convert to fraction form
1,979,122.24/2,731,193.99 = 1,073,704.24/x - Step 3: Cross multiply
1,979,122.24x = 2,731,193.99 × 1,073,704.24 - Step 4: Simplify right side
1,979,122.24x = 2,932,494,567,325.52 - Step 5: Solve for x
x = 2,932,494,567,325.52/1,979,122.24 - Step 6: Final answer
x = 1,481,714.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.