Finding the Fourth Proportional to 2,725,759.43, 3,761,553.36 and 1,638,047.69
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Solution
The fourth proportional to 2,725,759.43, 3,761,553.36 and 1,638,047.69 is: 2,260,509.02
Step by Step Solution
- Step 1: Write the proportion equation
2,725,759.43 : 3,761,553.36 = 1,638,047.69 : x - Step 2: Convert to fraction form
2,725,759.43/3,761,553.36 = 1,638,047.69/x - Step 3: Cross multiply
2,725,759.43x = 3,761,553.36 × 1,638,047.69 - Step 4: Simplify right side
2,725,759.43x = 6,161,603,773,351.97 - Step 5: Solve for x
x = 6,161,603,773,351.97/2,725,759.43 - Step 6: Final answer
x = 2,260,509.02
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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.