Finding the Fourth Proportional to 2,282,379.99, 3,149,645.88 and 1,263,762.87
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Solution
The fourth proportional to 2,282,379.99, 3,149,645.88 and 1,263,762.87 is: 1,743,971.44
Step by Step Solution
- Step 1: Write the proportion equation
2,282,379.99 : 3,149,645.88 = 1,263,762.87 : x - Step 2: Convert to fraction form
2,282,379.99/3,149,645.88 = 1,263,762.87/x - Step 3: Cross multiply
2,282,379.99x = 3,149,645.88 × 1,263,762.87 - Step 4: Simplify right side
2,282,379.99x = 3,980,405,516,792.48 - Step 5: Solve for x
x = 3,980,405,516,792.48/2,282,379.99 - Step 6: Final answer
x = 1,743,971.44
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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.