Finding the Fourth Proportional to 2,809,122.24, 3,876,561.09 and 1,519,934.34
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Solution
The fourth proportional to 2,809,122.24, 3,876,561.09 and 1,519,934.34 is: 2,097,494.45
Step by Step Solution
- Step 1: Write the proportion equation
2,809,122.24 : 3,876,561.09 = 1,519,934.34 : x - Step 2: Convert to fraction form
2,809,122.24/3,876,561.09 = 1,519,934.34/x - Step 3: Cross multiply
2,809,122.24x = 3,876,561.09 × 1,519,934.34 - Step 4: Simplify right side
2,809,122.24x = 5,892,118,321,798.83 - Step 5: Solve for x
x = 5,892,118,321,798.83/2,809,122.24 - Step 6: Final answer
x = 2,097,494.45
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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.