Finding the Fourth Proportional to 2,581,252.94, 3,561,982.74 and 1,435,308.68
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Solution
The fourth proportional to 2,581,252.94, 3,561,982.74 and 1,435,308.68 is: 1,980,644.62
Step by Step Solution
- Step 1: Write the proportion equation
2,581,252.94 : 3,561,982.74 = 1,435,308.68 : x - Step 2: Convert to fraction form
2,581,252.94/3,561,982.74 = 1,435,308.68/x - Step 3: Cross multiply
2,581,252.94x = 3,561,982.74 × 1,435,308.68 - Step 4: Simplify right side
2,581,252.94x = 5,112,544,744,732.18 - Step 5: Solve for x
x = 5,112,544,744,732.18/2,581,252.94 - Step 6: Final answer
x = 1,980,644.62
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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.