Finding the Fourth Proportional to 1,064,605.32, 1,469,157.84 and 581,170.68
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Solution
The fourth proportional to 1,064,605.32, 1,469,157.84 and 581,170.68 is: 802,016.90
Step by Step Solution
- Step 1: Write the proportion equation
1,064,605.32 : 1,469,157.84 = 581,170.68 : x - Step 2: Convert to fraction form
1,064,605.32/1,469,157.84 = 581,170.68/x - Step 3: Cross multiply
1,064,605.32x = 1,469,157.84 × 581,170.68 - Step 4: Simplify right side
1,064,605.32x = 853,831,460,900.13 - Step 5: Solve for x
x = 853,831,460,900.13/1,064,605.32 - Step 6: Final answer
x = 802,016.90
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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.