Finding the Fourth Proportional to 2,153,953.14, 3,231,313.92 and 714,723
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Solution
The fourth proportional to 2,153,953.14, 3,231,313.92 and 714,723 is: 1,072,211.99
Step by Step Solution
- Step 1: Write the proportion equation
2,153,953.14 : 3,231,313.92 = 714,723 : x - Step 2: Convert to fraction form
2,153,953.14/3,231,313.92 = 714,723/x - Step 3: Cross multiply
2,153,953.14x = 3,231,313.92 × 714,723 - Step 4: Simplify right side
2,153,953.14x = 2,309,494,378,844.16 - Step 5: Solve for x
x = 2,309,494,378,844.16/2,153,953.14 - Step 6: Final answer
x = 1,072,211.99
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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.