Finding the Fourth Proportional to 4,699,542.81, 6,485,380.11 and 2,662,352.31
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Solution
The fourth proportional to 4,699,542.81, 6,485,380.11 and 2,662,352.31 is: 3,674,052.44
Step by Step Solution
- Step 1: Write the proportion equation
4,699,542.81 : 6,485,380.11 = 2,662,352.31 : x - Step 2: Convert to fraction form
4,699,542.81/6,485,380.11 = 2,662,352.31/x - Step 3: Cross multiply
4,699,542.81x = 6,485,380.11 × 2,662,352.31 - Step 4: Simplify right side
4,699,542.81x = 17,266,366,717,086.55 - Step 5: Solve for x
x = 17,266,366,717,086.55/4,699,542.81 - Step 6: Final answer
x = 3,674,052.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.