Finding the Fourth Proportional to 2,186,089.68, 3,274,742.99 and 1,088,568.03
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Solution
The fourth proportional to 2,186,089.68, 3,274,742.99 and 1,088,568.03 is: 1,630,665.27
Step by Step Solution
- Step 1: Write the proportion equation
2,186,089.68 : 3,274,742.99 = 1,088,568.03 : x - Step 2: Convert to fraction form
2,186,089.68/3,274,742.99 = 1,088,568.03/x - Step 3: Cross multiply
2,186,089.68x = 3,274,742.99 × 1,088,568.03 - Step 4: Simplify right side
2,186,089.68x = 3,564,780,525,380.61 - Step 5: Solve for x
x = 3,564,780,525,380.61/2,186,089.68 - Step 6: Final answer
x = 1,630,665.27
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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.