Finding the Fourth Proportional to 2,740,475.70, 4,110,713.55 and 1,323,299.70
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Solution
The fourth proportional to 2,740,475.70, 4,110,713.55 and 1,323,299.70 is: 1,984,949.55
Step by Step Solution
- Step 1: Write the proportion equation
2,740,475.70 : 4,110,713.55 = 1,323,299.70 : x - Step 2: Convert to fraction form
2,740,475.70/4,110,713.55 = 1,323,299.70/x - Step 3: Cross multiply
2,740,475.70x = 4,110,713.55 × 1,323,299.70 - Step 4: Simplify right side
2,740,475.70x = 5,439,706,007,500.93 - Step 5: Solve for x
x = 5,439,706,007,500.93/2,740,475.70 - Step 6: Final answer
x = 1,984,949.55
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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.