Finding the Fourth Proportional to 1,674,120.79, 2,310,778.36 and 1,093,432.69
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Solution
The fourth proportional to 1,674,120.79, 2,310,778.36 and 1,093,432.69 is: 1,509,258.24
Step by Step Solution
- Step 1: Write the proportion equation
1,674,120.79 : 2,310,778.36 = 1,093,432.69 : x - Step 2: Convert to fraction form
1,674,120.79/2,310,778.36 = 1,093,432.69/x - Step 3: Cross multiply
1,674,120.79x = 2,310,778.36 × 1,093,432.69 - Step 4: Simplify right side
1,674,120.79x = 2,526,680,598,168.59 - Step 5: Solve for x
x = 2,526,680,598,168.59/1,674,120.79 - Step 6: Final answer
x = 1,509,258.24
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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.