Finding the Fourth Proportional to 2,972,591.71, 4,102,197.56 and 1,614,464.71
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Solution
The fourth proportional to 2,972,591.71, 4,102,197.56 and 1,614,464.71 is: 2,227,972.70
Step by Step Solution
- Step 1: Write the proportion equation
2,972,591.71 : 4,102,197.56 = 1,614,464.71 : x - Step 2: Convert to fraction form
2,972,591.71/4,102,197.56 = 1,614,464.71/x - Step 3: Cross multiply
2,972,591.71x = 4,102,197.56 × 1,614,464.71 - Step 4: Simplify right side
2,972,591.71x = 6,622,853,185,995.78 - Step 5: Solve for x
x = 6,622,853,185,995.78/2,972,591.71 - Step 6: Final answer
x = 2,227,972.70
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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.