Finding the Fourth Proportional to 4,540,138.08, 6,810,231.72 and 1,345,291.96
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Solution
The fourth proportional to 4,540,138.08, 6,810,231.72 and 1,345,291.96 is: 2,017,945.23
Step by Step Solution
- Step 1: Write the proportion equation
4,540,138.08 : 6,810,231.72 = 1,345,291.96 : x - Step 2: Convert to fraction form
4,540,138.08/6,810,231.72 = 1,345,291.96/x - Step 3: Cross multiply
4,540,138.08x = 6,810,231.72 × 1,345,291.96 - Step 4: Simplify right side
4,540,138.08x = 9,161,749,978,652.97 - Step 5: Solve for x
x = 9,161,749,978,652.97/4,540,138.08 - Step 6: Final answer
x = 2,017,945.23
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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.