Finding the Fourth Proportional to 3,749,193.12, 5,622,626.52 and 1,352,727.12
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Solution
The fourth proportional to 3,749,193.12, 5,622,626.52 and 1,352,727.12 is: 2,028,671.01
Step by Step Solution
- Step 1: Write the proportion equation
3,749,193.12 : 5,622,626.52 = 1,352,727.12 : x - Step 2: Convert to fraction form
3,749,193.12/5,622,626.52 = 1,352,727.12/x - Step 3: Cross multiply
3,749,193.12x = 5,622,626.52 × 1,352,727.12 - Step 4: Simplify right side
3,749,193.12x = 7,605,879,379,235.22 - Step 5: Solve for x
x = 7,605,879,379,235.22/3,749,193.12 - Step 6: Final answer
x = 2,028,671.01
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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.