Finding the Fourth Proportional to 1,850,188.26, 2,543,444.67 and 1,591,116.24
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Solution
The fourth proportional to 1,850,188.26, 2,543,444.67 and 1,591,116.24 is: 2,187,299.64
Step by Step Solution
- Step 1: Write the proportion equation
1,850,188.26 : 2,543,444.67 = 1,591,116.24 : x - Step 2: Convert to fraction form
1,850,188.26/2,543,444.67 = 1,591,116.24/x - Step 3: Cross multiply
1,850,188.26x = 2,543,444.67 × 1,591,116.24 - Step 4: Simplify right side
1,850,188.26x = 4,046,916,119,978.44 - Step 5: Solve for x
x = 4,046,916,119,978.44/1,850,188.26 - Step 6: Final answer
x = 2,187,299.64
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.