Finding the Fourth Proportional to 1,470,743.19, 2,029,514.94 and 826,037.46
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Solution
The fourth proportional to 1,470,743.19, 2,029,514.94 and 826,037.46 is: 1,139,869.54
Step by Step Solution
- Step 1: Write the proportion equation
1,470,743.19 : 2,029,514.94 = 826,037.46 : x - Step 2: Convert to fraction form
1,470,743.19/2,029,514.94 = 826,037.46/x - Step 3: Cross multiply
1,470,743.19x = 2,029,514.94 × 826,037.46 - Step 4: Simplify right side
1,470,743.19x = 1,676,455,366,069.65 - Step 5: Solve for x
x = 1,676,455,366,069.65/1,470,743.19 - Step 6: Final answer
x = 1,139,869.54
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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.