Finding the Fourth Proportional to 2,387,813.36, 3,295,414.92 and 1,783,151.60
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Solution
The fourth proportional to 2,387,813.36, 3,295,414.92 and 1,783,151.60 is: 2,460,922.82
Step by Step Solution
- Step 1: Write the proportion equation
2,387,813.36 : 3,295,414.92 = 1,783,151.60 : x - Step 2: Convert to fraction form
2,387,813.36/3,295,414.92 = 1,783,151.60/x - Step 3: Cross multiply
2,387,813.36x = 3,295,414.92 × 1,783,151.60 - Step 4: Simplify right side
2,387,813.36x = 5,876,224,387,261.87 - Step 5: Solve for x
x = 5,876,224,387,261.87/2,387,813.36 - Step 6: Final answer
x = 2,460,922.82
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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.