Finding the Fourth Proportional to 3,746,558.85, 5,170,266.35 and 2,027,678.91
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Solution
The fourth proportional to 3,746,558.85, 5,170,266.35 and 2,027,678.91 is: 2,798,205.09
Step by Step Solution
- Step 1: Write the proportion equation
3,746,558.85 : 5,170,266.35 = 2,027,678.91 : x - Step 2: Convert to fraction form
3,746,558.85/5,170,266.35 = 2,027,678.91/x - Step 3: Cross multiply
3,746,558.85x = 5,170,266.35 × 2,027,678.91 - Step 4: Simplify right side
3,746,558.85x = 10,483,640,015,054.58 - Step 5: Solve for x
x = 10,483,640,015,054.58/3,746,558.85 - Step 6: Final answer
x = 2,798,205.09
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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.