Finding the Fourth Proportional to 4,752,556.44, 7,125,987.64 and 1,512,694.56
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Solution
The fourth proportional to 4,752,556.44, 7,125,987.64 and 1,512,694.56 is: 2,268,135.66
Step by Step Solution
- Step 1: Write the proportion equation
4,752,556.44 : 7,125,987.64 = 1,512,694.56 : x - Step 2: Convert to fraction form
4,752,556.44/7,125,987.64 = 1,512,694.56/x - Step 3: Cross multiply
4,752,556.44x = 7,125,987.64 × 1,512,694.56 - Step 4: Simplify right side
4,752,556.44x = 10,779,442,737,655.24 - Step 5: Solve for x
x = 10,779,442,737,655.24/4,752,556.44 - Step 6: Final answer
x = 2,268,135.66
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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.