Finding the Fourth Proportional to 3,756,042.99, 5,183,456.67 and 2,124,418.44
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Solution
The fourth proportional to 3,756,042.99, 5,183,456.67 and 2,124,418.44 is: 2,931,763.82
Step by Step Solution
- Step 1: Write the proportion equation
3,756,042.99 : 5,183,456.67 = 2,124,418.44 : x - Step 2: Convert to fraction form
3,756,042.99/5,183,456.67 = 2,124,418.44/x - Step 3: Cross multiply
3,756,042.99x = 5,183,456.67 × 2,124,418.44 - Step 4: Simplify right side
3,756,042.99x = 11,011,830,932,688.99 - Step 5: Solve for x
x = 11,011,830,932,688.99/3,756,042.99 - Step 6: Final answer
x = 2,931,763.82
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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.