Finding the Fourth Proportional to 1,786,245.84, 2,465,008.56 and 970,442.64
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Solution
The fourth proportional to 1,786,245.84, 2,465,008.56 and 970,442.64 is: 1,339,205.03
Step by Step Solution
- Step 1: Write the proportion equation
1,786,245.84 : 2,465,008.56 = 970,442.64 : x - Step 2: Convert to fraction form
1,786,245.84/2,465,008.56 = 970,442.64/x - Step 3: Cross multiply
1,786,245.84x = 2,465,008.56 × 970,442.64 - Step 4: Simplify right side
1,786,245.84x = 2,392,149,414,589.00 - Step 5: Solve for x
x = 2,392,149,414,589.00/1,786,245.84 - Step 6: Final answer
x = 1,339,205.03
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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.