Finding the Fourth Proportional to 2,368,489.50, 3,268,509.84 and 1,335,993.84
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Solution
The fourth proportional to 2,368,489.50, 3,268,509.84 and 1,335,993.84 is: 1,843,668.30
Step by Step Solution
- Step 1: Write the proportion equation
2,368,489.50 : 3,268,509.84 = 1,335,993.84 : x - Step 2: Convert to fraction form
2,368,489.50/3,268,509.84 = 1,335,993.84/x - Step 3: Cross multiply
2,368,489.50x = 3,268,509.84 × 1,335,993.84 - Step 4: Simplify right side
2,368,489.50x = 4,366,709,012,219.39 - Step 5: Solve for x
x = 4,366,709,012,219.39/2,368,489.50 - Step 6: Final answer
x = 1,843,668.30
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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.