Finding the Fourth Proportional to 4,644,112.99, 6,409,088.74 and 2,579,137.68
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Solution
The fourth proportional to 4,644,112.99, 6,409,088.74 and 2,579,137.68 is: 3,559,328.19
Step by Step Solution
- Step 1: Write the proportion equation
4,644,112.99 : 6,409,088.74 = 2,579,137.68 : x - Step 2: Convert to fraction form
4,644,112.99/6,409,088.74 = 2,579,137.68/x - Step 3: Cross multiply
4,644,112.99x = 6,409,088.74 × 2,579,137.68 - Step 4: Simplify right side
4,644,112.99x = 16,529,922,263,797.72 - Step 5: Solve for x
x = 16,529,922,263,797.72/4,644,112.99 - Step 6: Final answer
x = 3,559,328.19
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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.