Finding the Fourth Proportional to 1,609,947.26, 2,415,003.62 and 411,879.98
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Solution
The fourth proportional to 1,609,947.26, 2,415,003.62 and 411,879.98 is: 617,841.14
Step by Step Solution
- Step 1: Write the proportion equation
1,609,947.26 : 2,415,003.62 = 411,879.98 : x - Step 2: Convert to fraction form
1,609,947.26/2,415,003.62 = 411,879.98/x - Step 3: Cross multiply
1,609,947.26x = 2,415,003.62 × 411,879.98 - Step 4: Simplify right side
1,609,947.26x = 994,691,642,705.53 - Step 5: Solve for x
x = 994,691,642,705.53/1,609,947.26 - Step 6: Final answer
x = 617,841.14
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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.