Finding the Fourth Proportional to 3,113,528.13, 4,296,571.34 and 1,825,226.55
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Solution
The fourth proportional to 3,113,528.13, 4,296,571.34 and 1,825,226.55 is: 2,518,755.49
Step by Step Solution
- Step 1: Write the proportion equation
3,113,528.13 : 4,296,571.34 = 1,825,226.55 : x - Step 2: Convert to fraction form
3,113,528.13/4,296,571.34 = 1,825,226.55/x - Step 3: Cross multiply
3,113,528.13x = 4,296,571.34 × 1,825,226.55 - Step 4: Simplify right side
3,113,528.13x = 7,842,216,074,610.94 - Step 5: Solve for x
x = 7,842,216,074,610.94/3,113,528.13 - Step 6: Final answer
x = 2,518,755.49
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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.