Finding the Fourth Proportional to 2,512,011.50, 3,466,470.84 and 1,424,356.82
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Solution
The fourth proportional to 2,512,011.50, 3,466,470.84 and 1,424,356.82 is: 1,965,552.86
Step by Step Solution
- Step 1: Write the proportion equation
2,512,011.50 : 3,466,470.84 = 1,424,356.82 : x - Step 2: Convert to fraction form
2,512,011.50/3,466,470.84 = 1,424,356.82/x - Step 3: Cross multiply
2,512,011.50x = 3,466,470.84 × 1,424,356.82 - Step 4: Simplify right side
2,512,011.50x = 4,937,491,382,285.13 - Step 5: Solve for x
x = 4,937,491,382,285.13/2,512,011.50 - Step 6: Final answer
x = 1,965,552.86
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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.