Finding the Fourth Proportional to 4,303,403.24, 6,453,553.70 and 1,424,238.12
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Solution
The fourth proportional to 4,303,403.24, 6,453,553.70 and 1,424,238.12 is: 2,135,843.82
Step by Step Solution
- Step 1: Write the proportion equation
4,303,403.24 : 6,453,553.70 = 1,424,238.12 : x - Step 2: Convert to fraction form
4,303,403.24/6,453,553.70 = 1,424,238.12/x - Step 3: Cross multiply
4,303,403.24x = 6,453,553.70 × 1,424,238.12 - Step 4: Simplify right side
4,303,403.24x = 9,191,397,192,567.64 - Step 5: Solve for x
x = 9,191,397,192,567.64/4,303,403.24 - Step 6: Final answer
x = 2,135,843.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.