Finding the Fourth Proportional to 2,687,684.08, 3,709,004.34 and 1,480,460.08
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Solution
The fourth proportional to 2,687,684.08, 3,709,004.34 and 1,480,460.08 is: 2,043,035.08
Step by Step Solution
- Step 1: Write the proportion equation
2,687,684.08 : 3,709,004.34 = 1,480,460.08 : x - Step 2: Convert to fraction form
2,687,684.08/3,709,004.34 = 1,480,460.08/x - Step 3: Cross multiply
2,687,684.08x = 3,709,004.34 × 1,480,460.08 - Step 4: Simplify right side
2,687,684.08x = 5,491,032,861,916.75 - Step 5: Solve for x
x = 5,491,032,861,916.75/2,687,684.08 - Step 6: Final answer
x = 2,043,035.08
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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.