Finding the Fourth Proportional to 1,305,616.84, 1,956,850.35 and 674,186.44
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Solution
The fourth proportional to 1,305,616.84, 1,956,850.35 and 674,186.44 is: 1,010,466.42
Step by Step Solution
- Step 1: Write the proportion equation
1,305,616.84 : 1,956,850.35 = 674,186.44 : x - Step 2: Convert to fraction form
1,305,616.84/1,956,850.35 = 674,186.44/x - Step 3: Cross multiply
1,305,616.84x = 1,956,850.35 × 674,186.44 - Step 4: Simplify right side
1,305,616.84x = 1,319,281,971,079.25 - Step 5: Solve for x
x = 1,319,281,971,079.25/1,305,616.84 - Step 6: Final answer
x = 1,010,466.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.