Finding the Fourth Proportional to 4,543,650.92, 6,270,255.78 and 2,506,431.08
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Solution
The fourth proportional to 4,543,650.92, 6,270,255.78 and 2,506,431.08 is: 3,458,884.55
Step by Step Solution
- Step 1: Write the proportion equation
4,543,650.92 : 6,270,255.78 = 2,506,431.08 : x - Step 2: Convert to fraction form
4,543,650.92/6,270,255.78 = 2,506,431.08/x - Step 3: Cross multiply
4,543,650.92x = 6,270,255.78 × 2,506,431.08 - Step 4: Simplify right side
4,543,650.92x = 15,715,963,966,541.64 - Step 5: Solve for x
x = 15,715,963,966,541.64/4,543,650.92 - Step 6: Final answer
x = 3,458,884.55
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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.