Finding the Fourth Proportional to 5,077,104.71, 7,006,278.21 and 2,841,850.88
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Solution
The fourth proportional to 5,077,104.71, 7,006,278.21 and 2,841,850.88 is: 3,921,683.53
Step by Step Solution
- Step 1: Write the proportion equation
5,077,104.71 : 7,006,278.21 = 2,841,850.88 : x - Step 2: Convert to fraction form
5,077,104.71/7,006,278.21 = 2,841,850.88/x - Step 3: Cross multiply
5,077,104.71x = 7,006,278.21 × 2,841,850.88 - Step 4: Simplify right side
5,077,104.71x = 19,910,797,893,183.95 - Step 5: Solve for x
x = 19,910,797,893,183.95/5,077,104.71 - Step 6: Final answer
x = 3,921,683.53
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1.5x scale
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.