Finding the Fourth Proportional to 1,493,694.53, 2,240,538.35 and 640,212.77
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Solution
The fourth proportional to 1,493,694.53, 2,240,538.35 and 640,212.77 is: 960,317.68
Step by Step Solution
- Step 1: Write the proportion equation
1,493,694.53 : 2,240,538.35 = 640,212.77 : x - Step 2: Convert to fraction form
1,493,694.53/2,240,538.35 = 640,212.77/x - Step 3: Cross multiply
1,493,694.53x = 2,240,538.35 × 640,212.77 - Step 4: Simplify right side
1,493,694.53x = 1,434,421,265,745.01 - Step 5: Solve for x
x = 1,434,421,265,745.01/1,493,694.53 - Step 6: Final answer
x = 960,317.68
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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.