Finding the Fourth Proportional to 1,850,128.44, 2,553,233.34 and 1,034,366.49
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Solution
The fourth proportional to 1,850,128.44, 2,553,233.34 and 1,034,366.49 is: 1,427,457.12
Step by Step Solution
- Step 1: Write the proportion equation
1,850,128.44 : 2,553,233.34 = 1,034,366.49 : x - Step 2: Convert to fraction form
1,850,128.44/2,553,233.34 = 1,034,366.49/x - Step 3: Cross multiply
1,850,128.44x = 2,553,233.34 × 1,034,366.49 - Step 4: Simplify right side
1,850,128.44x = 2,640,979,008,046.78 - Step 5: Solve for x
x = 2,640,979,008,046.78/1,850,128.44 - Step 6: Final answer
x = 1,427,457.12
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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.