Finding the Fourth Proportional to 2,339,854.56, 3,509,765.64 and 656,959.68
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Solution
The fourth proportional to 2,339,854.56, 3,509,765.64 and 656,959.68 is: 985,434.97
Step by Step Solution
- Step 1: Write the proportion equation
2,339,854.56 : 3,509,765.64 = 656,959.68 : x - Step 2: Convert to fraction form
2,339,854.56/3,509,765.64 = 656,959.68/x - Step 3: Cross multiply
2,339,854.56x = 3,509,765.64 × 656,959.68 - Step 4: Simplify right side
2,339,854.56x = 2,305,774,511,729.40 - Step 5: Solve for x
x = 2,305,774,511,729.40/2,339,854.56 - Step 6: Final answer
x = 985,434.97
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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.