Finding the Fourth Proportional to 2,080,850.70, 3,121,362.45 and 660,866.70
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Solution
The fourth proportional to 2,080,850.70, 3,121,362.45 and 660,866.70 is: 991,327.49
Step by Step Solution
- Step 1: Write the proportion equation
2,080,850.70 : 3,121,362.45 = 660,866.70 : x - Step 2: Convert to fraction form
2,080,850.70/3,121,362.45 = 660,866.70/x - Step 3: Cross multiply
2,080,850.70x = 3,121,362.45 × 660,866.70 - Step 4: Simplify right side
2,080,850.70x = 2,062,804,501,835.42 - Step 5: Solve for x
x = 2,062,804,501,835.42/2,080,850.70 - Step 6: Final answer
x = 991,327.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.