Finding the Fourth Proportional to 1,646,677.58, 2,470,141.32 and 509,554.75
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Solution
The fourth proportional to 1,646,677.58, 2,470,141.32 and 509,554.75 is: 764,370.79
Step by Step Solution
- Step 1: Write the proportion equation
1,646,677.58 : 2,470,141.32 = 509,554.75 : x - Step 2: Convert to fraction form
1,646,677.58/2,470,141.32 = 509,554.75/x - Step 3: Cross multiply
1,646,677.58x = 2,470,141.32 × 509,554.75 - Step 4: Simplify right side
1,646,677.58x = 1,258,672,242,188.85 - Step 5: Solve for x
x = 1,258,672,242,188.85/1,646,677.58 - Step 6: Final answer
x = 764,370.79
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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.