Finding the Fourth Proportional to 4,219,232.74, 5,822,569.11 and 2,285,493.30
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Solution
The fourth proportional to 4,219,232.74, 5,822,569.11 and 2,285,493.30 is: 3,153,995.88
Step by Step Solution
- Step 1: Write the proportion equation
4,219,232.74 : 5,822,569.11 = 2,285,493.30 : x - Step 2: Convert to fraction form
4,219,232.74/5,822,569.11 = 2,285,493.30/x - Step 3: Cross multiply
4,219,232.74x = 5,822,569.11 × 2,285,493.30 - Step 4: Simplify right side
4,219,232.74x = 13,307,442,689,691.96 - Step 5: Solve for x
x = 13,307,442,689,691.96/4,219,232.74 - Step 6: Final answer
x = 3,153,995.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.