Finding the Fourth Proportional to 5,505,338.88, 8,256,135.60 and 2,092,802.40
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Solution
The fourth proportional to 5,505,338.88, 8,256,135.60 and 2,092,802.40 is: 3,138,491.70
Step by Step Solution
- Step 1: Write the proportion equation
5,505,338.88 : 8,256,135.60 = 2,092,802.40 : x - Step 2: Convert to fraction form
5,505,338.88/8,256,135.60 = 2,092,802.40/x - Step 3: Cross multiply
5,505,338.88x = 8,256,135.60 × 2,092,802.40 - Step 4: Simplify right side
5,505,338.88x = 17,278,460,398,405.44 - Step 5: Solve for x
x = 17,278,460,398,405.44/5,505,338.88 - Step 6: Final answer
x = 3,138,491.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.