Finding the Fourth Proportional to 4,795,239.29, 7,157,879.52 and 4,189,888.49
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Solution
The fourth proportional to 4,795,239.29, 7,157,879.52 and 4,189,888.49 is: 6,254,269.12
Step by Step Solution
- Step 1: Write the proportion equation
4,795,239.29 : 7,157,879.52 = 4,189,888.49 : x - Step 2: Convert to fraction form
4,795,239.29/7,157,879.52 = 4,189,888.49/x - Step 3: Cross multiply
4,795,239.29x = 7,157,879.52 × 4,189,888.49 - Step 4: Simplify right side
4,795,239.29x = 29,990,716,962,153.25 - Step 5: Solve for x
x = 29,990,716,962,153.25/4,795,239.29 - Step 6: Final answer
x = 6,254,269.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.