Finding the Fourth Proportional to 4,156,256.96, 6,228,874.16 and 2,134,419.20
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Solution
The fourth proportional to 4,156,256.96, 6,228,874.16 and 2,134,419.20 is: 3,198,798.52
Step by Step Solution
- Step 1: Write the proportion equation
4,156,256.96 : 6,228,874.16 = 2,134,419.20 : x - Step 2: Convert to fraction form
4,156,256.96/6,228,874.16 = 2,134,419.20/x - Step 3: Cross multiply
4,156,256.96x = 6,228,874.16 × 2,134,419.20 - Step 4: Simplify right side
4,156,256.96x = 13,295,028,601,487.87 - Step 5: Solve for x
x = 13,295,028,601,487.87/4,156,256.96 - Step 6: Final answer
x = 3,198,798.52
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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.