Finding the Fourth Proportional to 4,751,575.64, 7,126,991.58 and 1,339,724.44
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Solution
The fourth proportional to 4,751,575.64, 7,126,991.58 and 1,339,724.44 is: 2,009,481.81
Step by Step Solution
- Step 1: Write the proportion equation
4,751,575.64 : 7,126,991.58 = 1,339,724.44 : x - Step 2: Convert to fraction form
4,751,575.64/7,126,991.58 = 1,339,724.44/x - Step 3: Cross multiply
4,751,575.64x = 7,126,991.58 × 1,339,724.44 - Step 4: Simplify right side
4,751,575.64x = 9,548,204,803,400.22 - Step 5: Solve for x
x = 9,548,204,803,400.22/4,751,575.64 - Step 6: Final answer
x = 2,009,481.81
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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.