Finding the Fourth Proportional to 2,549,201.25, 3,511,196.37 and 1,959,372.75
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Solution
The fourth proportional to 2,549,201.25, 3,511,196.37 and 1,959,372.75 is: 2,698,783.58
Step by Step Solution
- Step 1: Write the proportion equation
2,549,201.25 : 3,511,196.37 = 1,959,372.75 : x - Step 2: Convert to fraction form
2,549,201.25/3,511,196.37 = 1,959,372.75/x - Step 3: Cross multiply
2,549,201.25x = 3,511,196.37 × 1,959,372.75 - Step 4: Simplify right side
2,549,201.25x = 6,879,742,487,276.92 - Step 5: Solve for x
x = 6,879,742,487,276.92/2,549,201.25 - Step 6: Final answer
x = 2,698,783.58
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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.