Finding the Fourth Proportional to 3,176,963.84, 4,764,292.16 and 1,738,710.20
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Solution
The fourth proportional to 3,176,963.84, 4,764,292.16 and 1,738,710.20 is: 2,607,433.94
Step by Step Solution
- Step 1: Write the proportion equation
3,176,963.84 : 4,764,292.16 = 1,738,710.20 : x - Step 2: Convert to fraction form
3,176,963.84/4,764,292.16 = 1,738,710.20/x - Step 3: Cross multiply
3,176,963.84x = 4,764,292.16 × 1,738,710.20 - Step 4: Simplify right side
3,176,963.84x = 8,283,723,341,857.02 - Step 5: Solve for x
x = 8,283,723,341,857.02/3,176,963.84 - Step 6: Final answer
x = 2,607,433.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.