Finding the Fourth Proportional to 3,824,360.08, 5,277,416.58 and 2,105,144.80
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Solution
The fourth proportional to 3,824,360.08, 5,277,416.58 and 2,105,144.80 is: 2,904,989.55
Step by Step Solution
- Step 1: Write the proportion equation
3,824,360.08 : 5,277,416.58 = 2,105,144.80 : x - Step 2: Convert to fraction form
3,824,360.08/5,277,416.58 = 2,105,144.80/x - Step 3: Cross multiply
3,824,360.08x = 5,277,416.58 × 2,105,144.80 - Step 4: Simplify right side
3,824,360.08x = 11,109,726,070,820.78 - Step 5: Solve for x
x = 11,109,726,070,820.78/3,824,360.08 - Step 6: Final answer
x = 2,904,989.55
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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.