Finding the Fourth Proportional to 1,412,659.99, 1,949,447.81 and 768,096.41
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Solution
The fourth proportional to 1,412,659.99, 1,949,447.81 and 768,096.41 is: 1,059,960.56
Step by Step Solution
- Step 1: Write the proportion equation
1,412,659.99 : 1,949,447.81 = 768,096.41 : x - Step 2: Convert to fraction form
1,412,659.99/1,949,447.81 = 768,096.41/x - Step 3: Cross multiply
1,412,659.99x = 1,949,447.81 × 768,096.41 - Step 4: Simplify right side
1,412,659.99x = 1,497,363,866,263.60 - Step 5: Solve for x
x = 1,497,363,866,263.60/1,412,659.99 - Step 6: Final answer
x = 1,059,960.56
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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.