Finding the Fourth Proportional to 4,014,286.72, 5,537,195.91 and 2,381,538.13
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Solution
The fourth proportional to 4,014,286.72, 5,537,195.91 and 2,381,538.13 is: 3,285,027.73
Step by Step Solution
- Step 1: Write the proportion equation
4,014,286.72 : 5,537,195.91 = 2,381,538.13 : x - Step 2: Convert to fraction form
4,014,286.72/5,537,195.91 = 2,381,538.13/x - Step 3: Cross multiply
4,014,286.72x = 5,537,195.91 × 2,381,538.13 - Step 4: Simplify right side
4,014,286.72x = 13,187,043,179,102.06 - Step 5: Solve for x
x = 13,187,043,179,102.06/4,014,286.72 - Step 6: Final answer
x = 3,285,027.73
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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.