Finding the Fourth Proportional to 4,194,874.40, 5,789,370.84 and 2,564,236.24
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Solution
The fourth proportional to 4,194,874.40, 5,789,370.84 and 2,564,236.24 is: 3,538,917.52
Step by Step Solution
- Step 1: Write the proportion equation
4,194,874.40 : 5,789,370.84 = 2,564,236.24 : x - Step 2: Convert to fraction form
4,194,874.40/5,789,370.84 = 2,564,236.24/x - Step 3: Cross multiply
4,194,874.40x = 5,789,370.84 × 2,564,236.24 - Step 4: Simplify right side
4,194,874.40x = 14,845,314,514,727.24 - Step 5: Solve for x
x = 14,845,314,514,727.24/4,194,874.40 - Step 6: Final answer
x = 3,538,917.52
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1.5x scale
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.