Finding the Fourth Proportional to 1,512,283.97, 2,087,723.33 and 1,024,828.70
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Solution
The fourth proportional to 1,512,283.97, 2,087,723.33 and 1,024,828.70 is: 1,414,786.39
Step by Step Solution
- Step 1: Write the proportion equation
1,512,283.97 : 2,087,723.33 = 1,024,828.70 : x - Step 2: Convert to fraction form
1,512,283.97/2,087,723.33 = 1,024,828.70/x - Step 3: Cross multiply
1,512,283.97x = 2,087,723.33 × 1,024,828.70 - Step 4: Simplify right side
1,512,283.97x = 2,139,558,778,367.03 - Step 5: Solve for x
x = 2,139,558,778,367.03/1,512,283.97 - Step 6: Final answer
x = 1,414,786.39
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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.