Finding the Fourth Proportional to 3,591,616.70, 4,956,535.58 and 1,960,129.08
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Solution
The fourth proportional to 3,591,616.70, 4,956,535.58 and 1,960,129.08 is: 2,705,035.18
Step by Step Solution
- Step 1: Write the proportion equation
3,591,616.70 : 4,956,535.58 = 1,960,129.08 : x - Step 2: Convert to fraction form
3,591,616.70/4,956,535.58 = 1,960,129.08/x - Step 3: Cross multiply
3,591,616.70x = 4,956,535.58 × 1,960,129.08 - Step 4: Simplify right side
3,591,616.70x = 9,715,449,516,612.02 - Step 5: Solve for x
x = 9,715,449,516,612.02/3,591,616.70 - Step 6: Final answer
x = 2,705,035.18
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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.