Finding the Fourth Proportional to 2,189,425.14, 3,284,451.99 and 673,235.55
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Solution
The fourth proportional to 2,189,425.14, 3,284,451.99 and 673,235.55 is: 1,009,949.96
Step by Step Solution
- Step 1: Write the proportion equation
2,189,425.14 : 3,284,451.99 = 673,235.55 : x - Step 2: Convert to fraction form
2,189,425.14/3,284,451.99 = 673,235.55/x - Step 3: Cross multiply
2,189,425.14x = 3,284,451.99 × 673,235.55 - Step 4: Simplify right side
2,189,425.14x = 2,211,209,841,936.24 - Step 5: Solve for x
x = 2,211,209,841,936.24/2,189,425.14 - Step 6: Final answer
x = 1,009,949.96
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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.