Finding the Fourth Proportional to 2,446,302.12, 3,376,009.08 and 1,358,578.68
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Solution
The fourth proportional to 2,446,302.12, 3,376,009.08 and 1,358,578.68 is: 1,874,900.86
Step by Step Solution
- Step 1: Write the proportion equation
2,446,302.12 : 3,376,009.08 = 1,358,578.68 : x - Step 2: Convert to fraction form
2,446,302.12/3,376,009.08 = 1,358,578.68/x - Step 3: Cross multiply
2,446,302.12x = 3,376,009.08 × 1,358,578.68 - Step 4: Simplify right side
2,446,302.12x = 4,586,573,959,574.41 - Step 5: Solve for x
x = 4,586,573,959,574.41/2,446,302.12 - Step 6: Final answer
x = 1,874,900.86
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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.