Finding the Fourth Proportional to 5,459,247.48, 8,188,575.84 and 1,672,741.32
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Solution
The fourth proportional to 5,459,247.48, 8,188,575.84 and 1,672,741.32 is: 2,509,021.47
Step by Step Solution
- Step 1: Write the proportion equation
5,459,247.48 : 8,188,575.84 = 1,672,741.32 : x - Step 2: Convert to fraction form
5,459,247.48/8,188,575.84 = 1,672,741.32/x - Step 3: Cross multiply
5,459,247.48x = 8,188,575.84 × 1,672,741.32 - Step 4: Simplify right side
5,459,247.48x = 13,697,369,159,521.71 - Step 5: Solve for x
x = 13,697,369,159,521.71/5,459,247.48 - Step 6: Final answer
x = 2,509,021.47
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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.