Finding the Fourth Proportional to 3,561,271.90, 4,916,249.88 and 2,385,894.70
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Solution
The fourth proportional to 3,561,271.90, 4,916,249.88 and 2,385,894.70 is: 3,293,670.03
Step by Step Solution
- Step 1: Write the proportion equation
3,561,271.90 : 4,916,249.88 = 2,385,894.70 : x - Step 2: Convert to fraction form
3,561,271.90/4,916,249.88 = 2,385,894.70/x - Step 3: Cross multiply
3,561,271.90x = 4,916,249.88 × 2,385,894.70 - Step 4: Simplify right side
3,561,271.90x = 11,729,654,532,567.64 - Step 5: Solve for x
x = 11,729,654,532,567.64/3,561,271.90 - Step 6: Final answer
x = 3,293,670.03
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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.