Finding the Fourth Proportional to 4,156,293.88, 5,735,626.21 and 2,320,781.23
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Solution
The fourth proportional to 4,156,293.88, 5,735,626.21 and 2,320,781.23 is: 3,202,644.96
Step by Step Solution
- Step 1: Write the proportion equation
4,156,293.88 : 5,735,626.21 = 2,320,781.23 : x - Step 2: Convert to fraction form
4,156,293.88/5,735,626.21 = 2,320,781.23/x - Step 3: Cross multiply
4,156,293.88x = 5,735,626.21 × 2,320,781.23 - Step 4: Simplify right side
4,156,293.88x = 13,311,133,650,464.04 - Step 5: Solve for x
x = 13,311,133,650,464.04/4,156,293.88 - Step 6: Final answer
x = 3,202,644.96
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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.