Finding the Fourth Proportional to 2,073,372.88, 3,107,992.58 and 991,890.44
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Solution
The fourth proportional to 2,073,372.88, 3,107,992.58 and 991,890.44 is: 1,486,846.95
Step by Step Solution
- Step 1: Write the proportion equation
2,073,372.88 : 3,107,992.58 = 991,890.44 : x - Step 2: Convert to fraction form
2,073,372.88/3,107,992.58 = 991,890.44/x - Step 3: Cross multiply
2,073,372.88x = 3,107,992.58 × 991,890.44 - Step 4: Simplify right side
2,073,372.88x = 3,082,788,139,802.44 - Step 5: Solve for x
x = 3,082,788,139,802.44/2,073,372.88 - Step 6: Final answer
x = 1,486,846.95
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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.