Finding the Fourth Proportional to 3,049,197.31, 4,207,880.49 and 1,887,412
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Solution
The fourth proportional to 3,049,197.31, 4,207,880.49 and 1,887,412 is: 2,604,621.26
Step by Step Solution
- Step 1: Write the proportion equation
3,049,197.31 : 4,207,880.49 = 1,887,412 : x - Step 2: Convert to fraction form
3,049,197.31/4,207,880.49 = 1,887,412/x - Step 3: Cross multiply
3,049,197.31x = 4,207,880.49 × 1,887,412 - Step 4: Simplify right side
3,049,197.31x = 7,942,004,131,391.88 - Step 5: Solve for x
x = 7,942,004,131,391.88/3,049,197.31 - Step 6: Final answer
x = 2,604,621.26
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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.