Finding the Fourth Proportional to 2,976,153.07, 4,107,074.29 and 1,651,563.54
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Solution
The fourth proportional to 2,976,153.07, 4,107,074.29 and 1,651,563.54 is: 2,279,148.28
Step by Step Solution
- Step 1: Write the proportion equation
2,976,153.07 : 4,107,074.29 = 1,651,563.54 : x - Step 2: Convert to fraction form
2,976,153.07/4,107,074.29 = 1,651,563.54/x - Step 3: Cross multiply
2,976,153.07x = 4,107,074.29 × 1,651,563.54 - Step 4: Simplify right side
2,976,153.07x = 6,783,094,124,642.20 - Step 5: Solve for x
x = 6,783,094,124,642.20/2,976,153.07 - Step 6: Final answer
x = 2,279,148.28
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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.