Finding the Fourth Proportional to 4,509,705.24, 6,765,514.34 and 1,476,846.95
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Solution
The fourth proportional to 4,509,705.24, 6,765,514.34 and 1,476,846.95 is: 2,215,583.65
Step by Step Solution
- Step 1: Write the proportion equation
4,509,705.24 : 6,765,514.34 = 1,476,846.95 : x - Step 2: Convert to fraction form
4,509,705.24/6,765,514.34 = 1,476,846.95/x - Step 3: Cross multiply
4,509,705.24x = 6,765,514.34 × 1,476,846.95 - Step 4: Simplify right side
4,509,705.24x = 9,991,629,176,998.46 - Step 5: Solve for x
x = 9,991,629,176,998.46/4,509,705.24 - Step 6: Final answer
x = 2,215,583.65
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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.