Finding the Fourth Proportional to 2,138,198.96, 3,206,619.36 and 698,554.26
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Solution
The fourth proportional to 2,138,198.96, 3,206,619.36 and 698,554.26 is: 1,047,609.54
Step by Step Solution
- Step 1: Write the proportion equation
2,138,198.96 : 3,206,619.36 = 698,554.26 : x - Step 2: Convert to fraction form
2,138,198.96/3,206,619.36 = 698,554.26/x - Step 3: Cross multiply
2,138,198.96x = 3,206,619.36 × 698,554.26 - Step 4: Simplify right side
2,138,198.96x = 2,239,997,614,126.47 - Step 5: Solve for x
x = 2,239,997,614,126.47/2,138,198.96 - Step 6: Final answer
x = 1,047,609.54
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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.