Finding the Fourth Proportional to 2,676,858.09, 4,010,415.60 and 2,389,879.95
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Solution
The fourth proportional to 2,676,858.09, 4,010,415.60 and 2,389,879.95 is: 3,580,470.65
Step by Step Solution
- Step 1: Write the proportion equation
2,676,858.09 : 4,010,415.60 = 2,389,879.95 : x - Step 2: Convert to fraction form
2,676,858.09/4,010,415.60 = 2,389,879.95/x - Step 3: Cross multiply
2,676,858.09x = 4,010,415.60 × 2,389,879.95 - Step 4: Simplify right side
2,676,858.09x = 9,584,411,848,646.28 - Step 5: Solve for x
x = 9,584,411,848,646.28/2,676,858.09 - Step 6: Final answer
x = 3,580,470.65
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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.