Finding the Fourth Proportional to 4,146,895.31, 6,215,849.69 and 2,122,363.44
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Solution
The fourth proportional to 4,146,895.31, 6,215,849.69 and 2,122,363.44 is: 3,181,245.52
Step by Step Solution
- Step 1: Write the proportion equation
4,146,895.31 : 6,215,849.69 = 2,122,363.44 : x - Step 2: Convert to fraction form
4,146,895.31/6,215,849.69 = 2,122,363.44/x - Step 3: Cross multiply
4,146,895.31x = 6,215,849.69 × 2,122,363.44 - Step 4: Simplify right side
4,146,895.31x = 13,192,292,119,979.52 - Step 5: Solve for x
x = 13,192,292,119,979.52/4,146,895.31 - Step 6: Final answer
x = 3,181,245.52
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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.