Finding the Fourth Proportional to 2,372,908.08, 3,271,989.24 and 1,512,104.88
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Solution
The fourth proportional to 2,372,908.08, 3,271,989.24 and 1,512,104.88 is: 2,085,032.68
Step by Step Solution
- Step 1: Write the proportion equation
2,372,908.08 : 3,271,989.24 = 1,512,104.88 : x - Step 2: Convert to fraction form
2,372,908.08/3,271,989.24 = 1,512,104.88/x - Step 3: Cross multiply
2,372,908.08x = 3,271,989.24 × 1,512,104.88 - Step 4: Simplify right side
2,372,908.08x = 4,947,590,897,111.49 - Step 5: Solve for x
x = 4,947,590,897,111.49/2,372,908.08 - Step 6: Final answer
x = 2,085,032.68
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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.