Finding the Fourth Proportional to 1,574,107.44, 2,172,258.12 and 895,043.88
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Solution
The fourth proportional to 1,574,107.44, 2,172,258.12 and 895,043.88 is: 1,235,154.78
Step by Step Solution
- Step 1: Write the proportion equation
1,574,107.44 : 2,172,258.12 = 895,043.88 : x - Step 2: Convert to fraction form
1,574,107.44/2,172,258.12 = 895,043.88/x - Step 3: Cross multiply
1,574,107.44x = 2,172,258.12 × 895,043.88 - Step 4: Simplify right side
1,574,107.44x = 1,944,266,336,086.31 - Step 5: Solve for x
x = 1,944,266,336,086.31/1,574,107.44 - Step 6: Final answer
x = 1,235,154.78
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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.