Finding the Fourth Proportional to 2,548,334.37, 3,516,630.75 and 1,445,966.49
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Solution
The fourth proportional to 2,548,334.37, 3,516,630.75 and 1,445,966.49 is: 1,995,393.65
Step by Step Solution
- Step 1: Write the proportion equation
2,548,334.37 : 3,516,630.75 = 1,445,966.49 : x - Step 2: Convert to fraction form
2,548,334.37/3,516,630.75 = 1,445,966.49/x - Step 3: Cross multiply
2,548,334.37x = 3,516,630.75 × 1,445,966.49 - Step 4: Simplify right side
2,548,334.37x = 5,084,930,222,203.57 - Step 5: Solve for x
x = 5,084,930,222,203.57/2,548,334.37 - Step 6: Final answer
x = 1,995,393.65
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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.