Finding the Fourth Proportional to 2,366,470.40, 3,265,729.07 and 1,278,741.93
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Solution
The fourth proportional to 2,366,470.40, 3,265,729.07 and 1,278,741.93 is: 1,764,663.82
Step by Step Solution
- Step 1: Write the proportion equation
2,366,470.40 : 3,265,729.07 = 1,278,741.93 : x - Step 2: Convert to fraction form
2,366,470.40/3,265,729.07 = 1,278,741.93/x - Step 3: Cross multiply
2,366,470.40x = 3,265,729.07 × 1,278,741.93 - Step 4: Simplify right side
2,366,470.40x = 4,176,024,687,435.20 - Step 5: Solve for x
x = 4,176,024,687,435.20/2,366,470.40 - Step 6: Final answer
x = 1,764,663.82
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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.