Finding the Fourth Proportional to 3,576,908.70, 4,936,113.27 and 1,967,276.70
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Solution
The fourth proportional to 3,576,908.70, 4,936,113.27 and 1,967,276.70 is: 2,714,830.44
Step by Step Solution
- Step 1: Write the proportion equation
3,576,908.70 : 4,936,113.27 = 1,967,276.70 : x - Step 2: Convert to fraction form
3,576,908.70/4,936,113.27 = 1,967,276.70/x - Step 3: Cross multiply
3,576,908.70x = 4,936,113.27 × 1,967,276.70 - Step 4: Simplify right side
3,576,908.70x = 9,710,700,624,631.81 - Step 5: Solve for x
x = 9,710,700,624,631.81/3,576,908.70 - Step 6: Final answer
x = 2,714,830.44
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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.