Finding the Fourth Proportional to 4,146,069.29, 5,721,324.27 and 2,285,403.44
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Solution
The fourth proportional to 4,146,069.29, 5,721,324.27 and 2,285,403.44 is: 3,153,718.19
Step by Step Solution
- Step 1: Write the proportion equation
4,146,069.29 : 5,721,324.27 = 2,285,403.44 : x - Step 2: Convert to fraction form
4,146,069.29/5,721,324.27 = 2,285,403.44/x - Step 3: Cross multiply
4,146,069.29x = 5,721,324.27 × 2,285,403.44 - Step 4: Simplify right side
4,146,069.29x = 13,075,534,139,406.87 - Step 5: Solve for x
x = 13,075,534,139,406.87/4,146,069.29 - Step 6: Final answer
x = 3,153,718.19
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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.