Finding the Fourth Proportional to 2,581,260.44, 3,561,993.09 and 1,435,316.18
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Solution
The fourth proportional to 2,581,260.44, 3,561,993.09 and 1,435,316.18 is: 1,980,654.97
Step by Step Solution
- Step 1: Write the proportion equation
2,581,260.44 : 3,561,993.09 = 1,435,316.18 : x - Step 2: Convert to fraction form
2,581,260.44/3,561,993.09 = 1,435,316.18/x - Step 3: Cross multiply
2,581,260.44x = 3,561,993.09 × 1,435,316.18 - Step 4: Simplify right side
2,581,260.44x = 5,112,586,297,315.23 - Step 5: Solve for x
x = 5,112,586,297,315.23/2,581,260.44 - Step 6: Final answer
x = 1,980,654.97
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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.