Finding the Fourth Proportional to 2,125,059.39, 2,932,496.42 and 1,158,168.99
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Solution
The fourth proportional to 2,125,059.39, 2,932,496.42 and 1,158,168.99 is: 1,598,226.58
Step by Step Solution
- Step 1: Write the proportion equation
2,125,059.39 : 2,932,496.42 = 1,158,168.99 : x - Step 2: Convert to fraction form
2,125,059.39/2,932,496.42 = 1,158,168.99/x - Step 3: Cross multiply
2,125,059.39x = 2,932,496.42 × 1,158,168.99 - Step 4: Simplify right side
2,125,059.39x = 3,396,326,411,139.17 - Step 5: Solve for x
x = 3,396,326,411,139.17/2,125,059.39 - Step 6: Final answer
x = 1,598,226.58
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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.