Finding the Fourth Proportional to 3,160,742.22, 4,361,843.70 and 1,853,727.84
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Solution
The fourth proportional to 3,160,742.22, 4,361,843.70 and 1,853,727.84 is: 2,558,155.82
Step by Step Solution
- Step 1: Write the proportion equation
3,160,742.22 : 4,361,843.70 = 1,853,727.84 : x - Step 2: Convert to fraction form
3,160,742.22/4,361,843.70 = 1,853,727.84/x - Step 3: Cross multiply
3,160,742.22x = 4,361,843.70 × 1,853,727.84 - Step 4: Simplify right side
3,160,742.22x = 8,085,671,100,418.61 - Step 5: Solve for x
x = 8,085,671,100,418.61/3,160,742.22 - Step 6: Final answer
x = 2,558,155.82
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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.