Finding the Fourth Proportional to 1,276,268.56, 1,761,262.44 and 703,329.28
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Solution
The fourth proportional to 1,276,268.56, 1,761,262.44 and 703,329.28 is: 970,600.92
Step by Step Solution
- Step 1: Write the proportion equation
1,276,268.56 : 1,761,262.44 = 703,329.28 : x - Step 2: Convert to fraction form
1,276,268.56/1,761,262.44 = 703,329.28/x - Step 3: Cross multiply
1,276,268.56x = 1,761,262.44 × 703,329.28 - Step 4: Simplify right side
1,276,268.56x = 1,238,747,443,816.24 - Step 5: Solve for x
x = 1,238,747,443,816.24/1,276,268.56 - Step 6: Final answer
x = 970,600.92
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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.