Finding the Fourth Proportional to 4,247,980.99, 5,862,190.58 and 2,314,236.91
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Solution
The fourth proportional to 4,247,980.99, 5,862,190.58 and 2,314,236.91 is: 3,193,634.30
Step by Step Solution
- Step 1: Write the proportion equation
4,247,980.99 : 5,862,190.58 = 2,314,236.91 : x - Step 2: Convert to fraction form
4,247,980.99/5,862,190.58 = 2,314,236.91/x - Step 3: Cross multiply
4,247,980.99x = 5,862,190.58 × 2,314,236.91 - Step 4: Simplify right side
4,247,980.99x = 13,566,497,802,119.12 - Step 5: Solve for x
x = 13,566,497,802,119.12/4,247,980.99 - Step 6: Final answer
x = 3,193,634.30
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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.