Finding the Fourth Proportional to 2,491,124.92, 3,437,762.89 and 1,403,409.53
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Solution
The fourth proportional to 2,491,124.92, 3,437,762.89 and 1,403,409.53 is: 1,936,711.07
Step by Step Solution
- Step 1: Write the proportion equation
2,491,124.92 : 3,437,762.89 = 1,403,409.53 : x - Step 2: Convert to fraction form
2,491,124.92/3,437,762.89 = 1,403,409.53/x - Step 3: Cross multiply
2,491,124.92x = 3,437,762.89 × 1,403,409.53 - Step 4: Simplify right side
2,491,124.92x = 4,824,589,206,792.23 - Step 5: Solve for x
x = 4,824,589,206,792.23/2,491,124.92 - Step 6: Final answer
x = 1,936,711.07
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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.