Finding the Fourth Proportional to 4,831,279.88, 7,246,963.58 and 1,465,486.88
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Solution
The fourth proportional to 4,831,279.88, 7,246,963.58 and 1,465,486.88 is: 2,198,243.59
Step by Step Solution
- Step 1: Write the proportion equation
4,831,279.88 : 7,246,963.58 = 1,465,486.88 : x - Step 2: Convert to fraction form
4,831,279.88/7,246,963.58 = 1,465,486.88/x - Step 3: Cross multiply
4,831,279.88x = 7,246,963.58 × 1,465,486.88 - Step 4: Simplify right side
4,831,279.88x = 10,620,330,002,765.58 - Step 5: Solve for x
x = 10,620,330,002,765.58/4,831,279.88 - Step 6: Final answer
x = 2,198,243.59
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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.