Finding the Fourth Proportional to 2,695,431.10, 3,719,666.70 and 1,471,733.08
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Solution
The fourth proportional to 2,695,431.10, 3,719,666.70 and 1,471,733.08 is: 2,030,976.24
Step by Step Solution
- Step 1: Write the proportion equation
2,695,431.10 : 3,719,666.70 = 1,471,733.08 : x - Step 2: Convert to fraction form
2,695,431.10/3,719,666.70 = 1,471,733.08/x - Step 3: Cross multiply
2,695,431.10x = 3,719,666.70 × 1,471,733.08 - Step 4: Simplify right side
2,695,431.10x = 5,474,356,528,964.44 - Step 5: Solve for x
x = 5,474,356,528,964.44/2,695,431.10 - Step 6: Final answer
x = 2,030,976.24
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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.