Finding the Fourth Proportional to 1,743,610.53, 2,612,931.63 and 1,284,591.68
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Solution
The fourth proportional to 1,743,610.53, 2,612,931.63 and 1,284,591.68 is: 1,925,057.33
Step by Step Solution
- Step 1: Write the proportion equation
1,743,610.53 : 2,612,931.63 = 1,284,591.68 : x - Step 2: Convert to fraction form
1,743,610.53/2,612,931.63 = 1,284,591.68/x - Step 3: Cross multiply
1,743,610.53x = 2,612,931.63 × 1,284,591.68 - Step 4: Simplify right side
1,743,610.53x = 3,356,550,232,306.84 - Step 5: Solve for x
x = 3,356,550,232,306.84/1,743,610.53 - Step 6: Final answer
x = 1,925,057.33
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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.