Finding the Fourth Proportional to 5,126,493.02, 7,691,423.36 and 2,096,407.43
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Solution
The fourth proportional to 5,126,493.02, 7,691,423.36 and 2,096,407.43 is: 3,145,299.72
Step by Step Solution
- Step 1: Write the proportion equation
5,126,493.02 : 7,691,423.36 = 2,096,407.43 : x - Step 2: Convert to fraction form
5,126,493.02/7,691,423.36 = 2,096,407.43/x - Step 3: Cross multiply
5,126,493.02x = 7,691,423.36 × 2,096,407.43 - Step 4: Simplify right side
5,126,493.02x = 16,124,357,055,803.30 - Step 5: Solve for x
x = 16,124,357,055,803.30/5,126,493.02 - Step 6: Final answer
x = 3,145,299.72
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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.