Finding the Fourth Proportional to 2,060,614.12, 2,845,028.10 and 1,287,421.96
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Solution
The fourth proportional to 2,060,614.12, 2,845,028.10 and 1,287,421.96 is: 1,777,504.88
Step by Step Solution
- Step 1: Write the proportion equation
2,060,614.12 : 2,845,028.10 = 1,287,421.96 : x - Step 2: Convert to fraction form
2,060,614.12/2,845,028.10 = 1,287,421.96/x - Step 3: Cross multiply
2,060,614.12x = 2,845,028.10 × 1,287,421.96 - Step 4: Simplify right side
2,060,614.12x = 3,662,751,652,757.08 - Step 5: Solve for x
x = 3,662,751,652,757.08/2,060,614.12 - Step 6: Final answer
x = 1,777,504.88
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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.