Finding the Fourth Proportional to 4,252,780.05, 5,868,623.37 and 2,416,995.78
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Solution
The fourth proportional to 4,252,780.05, 5,868,623.37 and 2,416,995.78 is: 3,335,333.07
Step by Step Solution
- Step 1: Write the proportion equation
4,252,780.05 : 5,868,623.37 = 2,416,995.78 : x - Step 2: Convert to fraction form
4,252,780.05/5,868,623.37 = 2,416,995.78/x - Step 3: Cross multiply
4,252,780.05x = 5,868,623.37 × 2,416,995.78 - Step 4: Simplify right side
4,252,780.05x = 14,184,437,919,699.38 - Step 5: Solve for x
x = 14,184,437,919,699.38/4,252,780.05 - Step 6: Final answer
x = 3,335,333.07
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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.