Finding the Fourth Proportional to 1,646,583.18, 2,470,110.09 and 509,442.49
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Solution
The fourth proportional to 1,646,583.18, 2,470,110.09 and 509,442.49 is: 764,236.54
Step by Step Solution
- Step 1: Write the proportion equation
1,646,583.18 : 2,470,110.09 = 509,442.49 : x - Step 2: Convert to fraction form
1,646,583.18/2,470,110.09 = 509,442.49/x - Step 3: Cross multiply
1,646,583.18x = 2,470,110.09 × 509,442.49 - Step 4: Simplify right side
1,646,583.18x = 1,258,379,034,823.72 - Step 5: Solve for x
x = 1,258,379,034,823.72/1,646,583.18 - Step 6: Final answer
x = 764,236.54
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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.