Finding the Fourth Proportional to 1,615,236.54, 2,420,176.41 and 982,235.58
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Solution
The fourth proportional to 1,615,236.54, 2,420,176.41 and 982,235.58 is: 1,471,724.62
Step by Step Solution
- Step 1: Write the proportion equation
1,615,236.54 : 2,420,176.41 = 982,235.58 : x - Step 2: Convert to fraction form
1,615,236.54/2,420,176.41 = 982,235.58/x - Step 3: Cross multiply
1,615,236.54x = 2,420,176.41 × 982,235.58 - Step 4: Simplify right side
1,615,236.54x = 2,377,183,379,778.67 - Step 5: Solve for x
x = 2,377,183,379,778.67/1,615,236.54 - Step 6: Final answer
x = 1,471,724.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.