Finding the Fourth Proportional to 2,082,486.80, 3,121,656.60 and 958,595.60
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Solution
The fourth proportional to 2,082,486.80, 3,121,656.60 and 958,595.60 is: 1,436,938.90
Step by Step Solution
- Step 1: Write the proportion equation
2,082,486.80 : 3,121,656.60 = 958,595.60 : x - Step 2: Convert to fraction form
2,082,486.80/3,121,656.60 = 958,595.60/x - Step 3: Cross multiply
2,082,486.80x = 3,121,656.60 × 958,595.60 - Step 4: Simplify right side
2,082,486.80x = 2,992,406,281,470.96 - Step 5: Solve for x
x = 2,992,406,281,470.96/2,082,486.80 - Step 6: Final answer
x = 1,436,938.90
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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.