Finding the Fourth Proportional to 2,590,205.70, 3,883,753.35 and 1,330,493.70
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Solution
The fourth proportional to 2,590,205.70, 3,883,753.35 and 1,330,493.70 is: 1,994,941.70
Step by Step Solution
- Step 1: Write the proportion equation
2,590,205.70 : 3,883,753.35 = 1,330,493.70 : x - Step 2: Convert to fraction form
2,590,205.70/3,883,753.35 = 1,330,493.70/x - Step 3: Cross multiply
2,590,205.70x = 3,883,753.35 × 1,330,493.70 - Step 4: Simplify right side
2,590,205.70x = 5,167,309,364,528.89 - Step 5: Solve for x
x = 5,167,309,364,528.89/2,590,205.70 - Step 6: Final answer
x = 1,994,941.70
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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.