Finding the Fourth Proportional to 2,567,424.09, 3,543,155.97 and 1,421,504.44
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Solution
The fourth proportional to 2,567,424.09, 3,543,155.97 and 1,421,504.44 is: 1,961,737.42
Step by Step Solution
- Step 1: Write the proportion equation
2,567,424.09 : 3,543,155.97 = 1,421,504.44 : x - Step 2: Convert to fraction form
2,567,424.09/3,543,155.97 = 1,421,504.44/x - Step 3: Cross multiply
2,567,424.09x = 3,543,155.97 × 1,421,504.44 - Step 4: Simplify right side
2,567,424.09x = 5,036,611,928,778.98 - Step 5: Solve for x
x = 5,036,611,928,778.98/2,567,424.09 - Step 6: Final answer
x = 1,961,737.42
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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.