Finding the Fourth Proportional to 4,536,794.80, 6,805,775.40 and 2,263,481.20
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Solution
The fourth proportional to 4,536,794.80, 6,805,775.40 and 2,263,481.20 is: 3,395,512.77
Step by Step Solution
- Step 1: Write the proportion equation
4,536,794.80 : 6,805,775.40 = 2,263,481.20 : x - Step 2: Convert to fraction form
4,536,794.80/6,805,775.40 = 2,263,481.20/x - Step 3: Cross multiply
4,536,794.80x = 6,805,775.40 × 2,263,481.20 - Step 4: Simplify right side
4,536,794.80x = 15,404,744,669,322.48 - Step 5: Solve for x
x = 15,404,744,669,322.48/4,536,794.80 - Step 6: Final answer
x = 3,395,512.77
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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.