Finding the Fourth Proportional to 4,851,924.60, 7,278,534.90 and 1,656,247.80
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Solution
The fourth proportional to 4,851,924.60, 7,278,534.90 and 1,656,247.80 is: 2,484,592.90
Step by Step Solution
- Step 1: Write the proportion equation
4,851,924.60 : 7,278,534.90 = 1,656,247.80 : x - Step 2: Convert to fraction form
4,851,924.60/7,278,534.90 = 1,656,247.80/x - Step 3: Cross multiply
4,851,924.60x = 7,278,534.90 × 1,656,247.80 - Step 4: Simplify right side
4,851,924.60x = 12,055,057,415,348.22 - Step 5: Solve for x
x = 12,055,057,415,348.22/4,851,924.60 - Step 6: Final answer
x = 2,484,592.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.