Finding the Fourth Proportional to 1,839,553.47, 2,537,151.26 and 1,568,520.99
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Solution
The fourth proportional to 1,839,553.47, 2,537,151.26 and 1,568,520.99 is: 2,163,337.50
Step by Step Solution
- Step 1: Write the proportion equation
1,839,553.47 : 2,537,151.26 = 1,568,520.99 : x - Step 2: Convert to fraction form
1,839,553.47/2,537,151.26 = 1,568,520.99/x - Step 3: Cross multiply
1,839,553.47x = 2,537,151.26 × 1,568,520.99 - Step 4: Simplify right side
1,839,553.47x = 3,979,574,998,272.34 - Step 5: Solve for x
x = 3,979,574,998,272.34/1,839,553.47 - Step 6: Final answer
x = 2,163,337.50
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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.