Finding the Fourth Proportional to 1,436,128.72, 2,154,247.74 and 537,475.84
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Solution
The fourth proportional to 1,436,128.72, 2,154,247.74 and 537,475.84 is: 806,234.22
Step by Step Solution
- Step 1: Write the proportion equation
1,436,128.72 : 2,154,247.74 = 537,475.84 : x - Step 2: Convert to fraction form
1,436,128.72/2,154,247.74 = 537,475.84/x - Step 3: Cross multiply
1,436,128.72x = 2,154,247.74 × 537,475.84 - Step 4: Simplify right side
1,436,128.72x = 1,157,856,113,624.60 - Step 5: Solve for x
x = 1,157,856,113,624.60/1,436,128.72 - Step 6: Final answer
x = 806,234.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.