Finding the Fourth Proportional to 4,153,420.26, 5,732,007.68 and 2,318,236.57
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Solution
The fourth proportional to 4,153,420.26, 5,732,007.68 and 2,318,236.57 is: 3,199,327.06
Step by Step Solution
- Step 1: Write the proportion equation
4,153,420.26 : 5,732,007.68 = 2,318,236.57 : x - Step 2: Convert to fraction form
4,153,420.26/5,732,007.68 = 2,318,236.57/x - Step 3: Cross multiply
4,153,420.26x = 5,732,007.68 × 2,318,236.57 - Step 4: Simplify right side
4,153,420.26x = 13,288,149,823,217.38 - Step 5: Solve for x
x = 13,288,149,823,217.38/4,153,420.26 - Step 6: Final answer
x = 3,199,327.06
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1.5x scale
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.