Finding the Fourth Proportional to 4,719,023.28, 6,512,806.08 and 2,682,138.96
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Solution
The fourth proportional to 4,719,023.28, 6,512,806.08 and 2,682,138.96 is: 3,701,666.61
Step by Step Solution
- Step 1: Write the proportion equation
4,719,023.28 : 6,512,806.08 = 2,682,138.96 : x - Step 2: Convert to fraction form
4,719,023.28/6,512,806.08 = 2,682,138.96/x - Step 3: Cross multiply
4,719,023.28x = 6,512,806.08 × 2,682,138.96 - Step 4: Simplify right side
4,719,023.28x = 17,468,250,926,092.88 - Step 5: Solve for x
x = 17,468,250,926,092.88/4,719,023.28 - Step 6: Final answer
x = 3,701,666.61
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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.