Finding the Fourth Proportional to 2,969,586.80, 4,463,711.40 and 2,913,599.60
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Solution
The fourth proportional to 2,969,586.80, 4,463,711.40 and 2,913,599.60 is: 4,379,554.67
Step by Step Solution
- Step 1: Write the proportion equation
2,969,586.80 : 4,463,711.40 = 2,913,599.60 : x - Step 2: Convert to fraction form
2,969,586.80/4,463,711.40 = 2,913,599.60/x - Step 3: Cross multiply
2,969,586.80x = 4,463,711.40 × 2,913,599.60 - Step 4: Simplify right side
2,969,586.80x = 13,005,467,749,555.44 - Step 5: Solve for x
x = 13,005,467,749,555.44/2,969,586.80 - Step 6: Final answer
x = 4,379,554.67
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1.5x scale
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.