Finding the Fourth Proportional to 2,248,251.24, 3,102,520.58 and 1,229,633.96
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Solution
The fourth proportional to 2,248,251.24, 3,102,520.58 and 1,229,633.96 is: 1,696,858.70
Step by Step Solution
- Step 1: Write the proportion equation
2,248,251.24 : 3,102,520.58 = 1,229,633.96 : x - Step 2: Convert to fraction form
2,248,251.24/3,102,520.58 = 1,229,633.96/x - Step 3: Cross multiply
2,248,251.24x = 3,102,520.58 × 1,229,633.96 - Step 4: Simplify right side
2,248,251.24x = 3,814,964,666,766.90 - Step 5: Solve for x
x = 3,814,964,666,766.90/2,248,251.24 - Step 6: Final answer
x = 1,696,858.70
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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.