Finding the Fourth Proportional to 2,242,845.76, 3,095,099.96 and 1,275,973.84
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Solution
The fourth proportional to 2,242,845.76, 3,095,099.96 and 1,275,973.84 is: 1,760,828.43
Step by Step Solution
- Step 1: Write the proportion equation
2,242,845.76 : 3,095,099.96 = 1,275,973.84 : x - Step 2: Convert to fraction form
2,242,845.76/3,095,099.96 = 1,275,973.84/x - Step 3: Cross multiply
2,242,845.76x = 3,095,099.96 × 1,275,973.84 - Step 4: Simplify right side
2,242,845.76x = 3,949,266,581,145.05 - Step 5: Solve for x
x = 3,949,266,581,145.05/2,242,845.76 - Step 6: Final answer
x = 1,760,828.43
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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.