Finding the Fourth Proportional to 2,522,539.98, 3,481,182.09 and 1,434,969.18
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Solution
The fourth proportional to 2,522,539.98, 3,481,182.09 and 1,434,969.18 is: 1,980,301.22
Step by Step Solution
- Step 1: Write the proportion equation
2,522,539.98 : 3,481,182.09 = 1,434,969.18 : x - Step 2: Convert to fraction form
2,522,539.98/3,481,182.09 = 1,434,969.18/x - Step 3: Cross multiply
2,522,539.98x = 3,481,182.09 × 1,434,969.18 - Step 4: Simplify right side
2,522,539.98x = 4,995,389,009,117.99 - Step 5: Solve for x
x = 4,995,389,009,117.99/2,522,539.98 - Step 6: Final answer
x = 1,980,301.22
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1.5x scale
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.