Finding the Fourth Proportional to 5,589,132.80, 8,387,385.60 and 2,043,276.80
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Solution
The fourth proportional to 5,589,132.80, 8,387,385.60 and 2,043,276.80 is: 3,066,262.88
Step by Step Solution
- Step 1: Write the proportion equation
5,589,132.80 : 8,387,385.60 = 2,043,276.80 : x - Step 2: Convert to fraction form
5,589,132.80/8,387,385.60 = 2,043,276.80/x - Step 3: Cross multiply
5,589,132.80x = 8,387,385.60 × 2,043,276.80 - Step 4: Simplify right side
5,589,132.80x = 17,137,750,409,134.08 - Step 5: Solve for x
x = 17,137,750,409,134.08/5,589,132.80 - Step 6: Final answer
x = 3,066,262.88
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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.