Finding the Fourth Proportional to 1,353,010.68, 1,867,132.35 and 741,157.74
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Solution
The fourth proportional to 1,353,010.68, 1,867,132.35 and 741,157.74 is: 1,022,785.42
Step by Step Solution
- Step 1: Write the proportion equation
1,353,010.68 : 1,867,132.35 = 741,157.74 : x - Step 2: Convert to fraction form
1,353,010.68/1,867,132.35 = 741,157.74/x - Step 3: Cross multiply
1,353,010.68x = 1,867,132.35 × 741,157.74 - Step 4: Simplify right side
1,353,010.68x = 1,383,839,592,806.89 - Step 5: Solve for x
x = 1,383,839,592,806.89/1,353,010.68 - Step 6: Final answer
x = 1,022,785.42
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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.