Finding the Fourth Proportional to 3,197,661.98, 4,797,245.93 and 1,038,680.34
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Solution
The fourth proportional to 3,197,661.98, 4,797,245.93 and 1,038,680.34 is: 1,558,265.09
Step by Step Solution
- Step 1: Write the proportion equation
3,197,661.98 : 4,797,245.93 = 1,038,680.34 : x - Step 2: Convert to fraction form
3,197,661.98/4,797,245.93 = 1,038,680.34/x - Step 3: Cross multiply
3,197,661.98x = 4,797,245.93 × 1,038,680.34 - Step 4: Simplify right side
3,197,661.98x = 4,982,805,010,452.94 - Step 5: Solve for x
x = 4,982,805,010,452.94/3,197,661.98 - Step 6: Final answer
x = 1,558,265.09
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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.