Finding the Fourth Proportional to 2,952,798.12, 4,074,757.38 and 1,663,908.84
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Solution
The fourth proportional to 2,952,798.12, 4,074,757.38 and 1,663,908.84 is: 2,296,135.58
Step by Step Solution
- Step 1: Write the proportion equation
2,952,798.12 : 4,074,757.38 = 1,663,908.84 : x - Step 2: Convert to fraction form
2,952,798.12/4,074,757.38 = 1,663,908.84/x - Step 3: Cross multiply
2,952,798.12x = 4,074,757.38 × 1,663,908.84 - Step 4: Simplify right side
2,952,798.12x = 6,780,024,825,437.24 - Step 5: Solve for x
x = 6,780,024,825,437.24/2,952,798.12 - Step 6: Final answer
x = 2,296,135.58
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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.