Finding the Fourth Proportional to 2,910,325.68, 4,015,716.48 and 1,621,134
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Solution
The fourth proportional to 2,910,325.68, 4,015,716.48 and 1,621,134 is: 2,236,868.05
Step by Step Solution
- Step 1: Write the proportion equation
2,910,325.68 : 4,015,716.48 = 1,621,134 : x - Step 2: Convert to fraction form
2,910,325.68/4,015,716.48 = 1,621,134/x - Step 3: Cross multiply
2,910,325.68x = 4,015,716.48 × 1,621,134 - Step 4: Simplify right side
2,910,325.68x = 6,510,014,520,088.32 - Step 5: Solve for x
x = 6,510,014,520,088.32/2,910,325.68 - Step 6: Final answer
x = 2,236,868.05
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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.