Finding the Fourth Proportional to 2,558,107.71, 3,530,199.92 and 1,412,197.47
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Solution
The fourth proportional to 2,558,107.71, 3,530,199.92 and 1,412,197.47 is: 1,948,838.73
Step by Step Solution
- Step 1: Write the proportion equation
2,558,107.71 : 3,530,199.92 = 1,412,197.47 : x - Step 2: Convert to fraction form
2,558,107.71/3,530,199.92 = 1,412,197.47/x - Step 3: Cross multiply
2,558,107.71x = 3,530,199.92 × 1,412,197.47 - Step 4: Simplify right side
2,558,107.71x = 4,985,339,388,557.22 - Step 5: Solve for x
x = 4,985,339,388,557.22/2,558,107.71 - Step 6: Final answer
x = 1,948,838.73
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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.