Finding the Fourth Proportional to 2,088,311.80, 3,125,469.30 and 1,836,369.40
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Solution
The fourth proportional to 2,088,311.80, 3,125,469.30 and 1,836,369.40 is: 2,748,400.02
Step by Step Solution
- Step 1: Write the proportion equation
2,088,311.80 : 3,125,469.30 = 1,836,369.40 : x - Step 2: Convert to fraction form
2,088,311.80/3,125,469.30 = 1,836,369.40/x - Step 3: Cross multiply
2,088,311.80x = 3,125,469.30 × 1,836,369.40 - Step 4: Simplify right side
2,088,311.80x = 5,739,516,183,159.42 - Step 5: Solve for x
x = 5,739,516,183,159.42/2,088,311.80 - Step 6: Final answer
x = 2,748,400.02
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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.