Finding the Fourth Proportional to 2,532,176.28, 3,493,449.18 and 1,661,491.62
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Solution
The fourth proportional to 2,532,176.28, 3,493,449.18 and 1,661,491.62 is: 2,292,232.41
Step by Step Solution
- Step 1: Write the proportion equation
2,532,176.28 : 3,493,449.18 = 1,661,491.62 : x - Step 2: Convert to fraction form
2,532,176.28/3,493,449.18 = 1,661,491.62/x - Step 3: Cross multiply
2,532,176.28x = 3,493,449.18 × 1,661,491.62 - Step 4: Simplify right side
2,532,176.28x = 5,804,336,537,465.87 - Step 5: Solve for x
x = 5,804,336,537,465.87/2,532,176.28 - Step 6: Final answer
x = 2,292,232.41
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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.