Finding the Fourth Proportional to 1,048,519, 1,572,378.84 and 374,474.44
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Solution
The fourth proportional to 1,048,519, 1,572,378.84 and 374,474.44 is: 561,568.92
Step by Step Solution
- Step 1: Write the proportion equation
1,048,519 : 1,572,378.84 = 374,474.44 : x - Step 2: Convert to fraction form
1,048,519/1,572,378.84 = 374,474.44/x - Step 3: Cross multiply
1,048,519x = 1,572,378.84 × 374,474.44 - Step 4: Simplify right side
1,048,519x = 588,815,685,576.85 - Step 5: Solve for x
x = 588,815,685,576.85/1,048,519 - Step 6: Final answer
x = 561,568.92
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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.