Finding the Fourth Proportional to 1,203,441.63, 1,660,674.18 and 659,538.83
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Solution
The fourth proportional to 1,203,441.63, 1,660,674.18 and 659,538.83 is: 910,122.33
Step by Step Solution
- Step 1: Write the proportion equation
1,203,441.63 : 1,660,674.18 = 659,538.83 : x - Step 2: Convert to fraction form
1,203,441.63/1,660,674.18 = 659,538.83/x - Step 3: Cross multiply
1,203,441.63x = 1,660,674.18 × 659,538.83 - Step 4: Simplify right side
1,203,441.63x = 1,095,279,102,077.86 - Step 5: Solve for x
x = 1,095,279,102,077.86/1,203,441.63 - Step 6: Final answer
x = 910,122.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.