Finding the Fourth Proportional to 1,051,282.08, 1,450,261.92 and 688,546.32
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Solution
The fourth proportional to 1,051,282.08, 1,450,261.92 and 688,546.32 is: 949,861.63
Step by Step Solution
- Step 1: Write the proportion equation
1,051,282.08 : 1,450,261.92 = 688,546.32 : x - Step 2: Convert to fraction form
1,051,282.08/1,450,261.92 = 688,546.32/x - Step 3: Cross multiply
1,051,282.08x = 1,450,261.92 × 688,546.32 - Step 4: Simplify right side
1,051,282.08x = 998,572,508,052.13 - Step 5: Solve for x
x = 998,572,508,052.13/1,051,282.08 - Step 6: Final answer
x = 949,861.63
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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.