Finding the Fourth Proportional to 4,954,165.18, 6,836,201.31 and 2,778,260.56
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Solution
The fourth proportional to 4,954,165.18, 6,836,201.31 and 2,778,260.56 is: 3,833,693.02
Step by Step Solution
- Step 1: Write the proportion equation
4,954,165.18 : 6,836,201.31 = 2,778,260.56 : x - Step 2: Convert to fraction form
4,954,165.18/6,836,201.31 = 2,778,260.56/x - Step 3: Cross multiply
4,954,165.18x = 6,836,201.31 × 2,778,260.56 - Step 4: Simplify right side
4,954,165.18x = 18,992,748,479,793.33 - Step 5: Solve for x
x = 18,992,748,479,793.33/4,954,165.18 - Step 6: Final answer
x = 3,833,693.02
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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.