Finding the Fourth Proportional to 4,097,669.20, 6,146,503.80 and 3,887,717.20
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Solution
The fourth proportional to 4,097,669.20, 6,146,503.80 and 3,887,717.20 is: 5,831,575.80
Step by Step Solution
- Step 1: Write the proportion equation
4,097,669.20 : 6,146,503.80 = 3,887,717.20 : x - Step 2: Convert to fraction form
4,097,669.20/6,146,503.80 = 3,887,717.20/x - Step 3: Cross multiply
4,097,669.20x = 6,146,503.80 × 3,887,717.20 - Step 4: Simplify right side
4,097,669.20x = 23,895,868,543,125.36 - Step 5: Solve for x
x = 23,895,868,543,125.36/4,097,669.20 - Step 6: Final answer
x = 5,831,575.80
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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.