Finding the Fourth Proportional to 2,571,517.17, 3,548,779.98 and 1,425,529.17
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Solution
The fourth proportional to 2,571,517.17, 3,548,779.98 and 1,425,529.17 is: 1,967,278.09
Step by Step Solution
- Step 1: Write the proportion equation
2,571,517.17 : 3,548,779.98 = 1,425,529.17 : x - Step 2: Convert to fraction form
2,571,517.17/3,548,779.98 = 1,425,529.17/x - Step 3: Cross multiply
2,571,517.17x = 3,548,779.98 × 1,425,529.17 - Step 4: Simplify right side
2,571,517.17x = 5,058,889,379,402.02 - Step 5: Solve for x
x = 5,058,889,379,402.02/2,571,517.17 - Step 6: Final answer
x = 1,967,278.09
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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.