Finding the Fourth Proportional to 3,517,066.02, 5,272,842.99 and 1,388,743.23
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Solution
The fourth proportional to 3,517,066.02, 5,272,842.99 and 1,388,743.23 is: 2,082,026.60
Step by Step Solution
- Step 1: Write the proportion equation
3,517,066.02 : 5,272,842.99 = 1,388,743.23 : x - Step 2: Convert to fraction form
3,517,066.02/5,272,842.99 = 1,388,743.23/x - Step 3: Cross multiply
3,517,066.02x = 5,272,842.99 × 1,388,743.23 - Step 4: Simplify right side
3,517,066.02x = 7,322,625,005,215.46 - Step 5: Solve for x
x = 7,322,625,005,215.46/3,517,066.02 - Step 6: Final answer
x = 2,082,026.60
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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.