Finding the Fourth Proportional to 2,373,798.71, 3,275,845.45 and 1,286,070.31
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Solution
The fourth proportional to 2,373,798.71, 3,275,845.45 and 1,286,070.31 is: 1,774,778.78
Step by Step Solution
- Step 1: Write the proportion equation
2,373,798.71 : 3,275,845.45 = 1,286,070.31 : x - Step 2: Convert to fraction form
2,373,798.71/3,275,845.45 = 1,286,070.31/x - Step 3: Cross multiply
2,373,798.71x = 3,275,845.45 × 1,286,070.31 - Step 4: Simplify right side
2,373,798.71x = 4,212,967,568,419.15 - Step 5: Solve for x
x = 4,212,967,568,419.15/2,373,798.71 - Step 6: Final answer
x = 1,774,778.78
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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.