Finding the Fourth Proportional to 4,375,261.20, 6,562,891.80 and 1,383,445.20
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Solution
The fourth proportional to 4,375,261.20, 6,562,891.80 and 1,383,445.20 is: 2,075,167.80
Step by Step Solution
- Step 1: Write the proportion equation
4,375,261.20 : 6,562,891.80 = 1,383,445.20 : x - Step 2: Convert to fraction form
4,375,261.20/6,562,891.80 = 1,383,445.20/x - Step 3: Cross multiply
4,375,261.20x = 6,562,891.80 × 1,383,445.20 - Step 4: Simplify right side
4,375,261.20x = 9,079,401,158,829.36 - Step 5: Solve for x
x = 9,079,401,158,829.36/4,375,261.20 - Step 6: Final answer
x = 2,075,167.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.