Finding the Fourth Proportional to 1,647,271.99, 2,273,282.79 and 922,115.39
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Solution
The fourth proportional to 1,647,271.99, 2,273,282.79 and 922,115.39 is: 1,272,545.80
Step by Step Solution
- Step 1: Write the proportion equation
1,647,271.99 : 2,273,282.79 = 922,115.39 : x - Step 2: Convert to fraction form
1,647,271.99/2,273,282.79 = 922,115.39/x - Step 3: Cross multiply
1,647,271.99x = 2,273,282.79 × 922,115.39 - Step 4: Simplify right side
1,647,271.99x = 2,096,229,046,481.14 - Step 5: Solve for x
x = 2,096,229,046,481.14/1,647,271.99 - Step 6: Final answer
x = 1,272,545.80
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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.