Finding the Fourth Proportional to 1,255,483.68, 1,732,546.92 and 682,538.28
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Solution
The fourth proportional to 1,255,483.68, 1,732,546.92 and 682,538.28 is: 941,891.65
Step by Step Solution
- Step 1: Write the proportion equation
1,255,483.68 : 1,732,546.92 = 682,538.28 : x - Step 2: Convert to fraction form
1,255,483.68/1,732,546.92 = 682,538.28/x - Step 3: Cross multiply
1,255,483.68x = 1,732,546.92 × 682,538.28 - Step 4: Simplify right side
1,255,483.68x = 1,182,529,594,796.10 - Step 5: Solve for x
x = 1,182,529,594,796.10/1,255,483.68 - Step 6: Final answer
x = 941,891.65
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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.