Finding the Fourth Proportional to 1,614,121.45, 2,227,588.31 and 888,968.99
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Solution
The fourth proportional to 1,614,121.45, 2,227,588.31 and 888,968.99 is: 1,226,832.67
Step by Step Solution
- Step 1: Write the proportion equation
1,614,121.45 : 2,227,588.31 = 888,968.99 : x - Step 2: Convert to fraction form
1,614,121.45/2,227,588.31 = 888,968.99/x - Step 3: Cross multiply
1,614,121.45x = 2,227,588.31 × 888,968.99 - Step 4: Simplify right side
1,614,121.45x = 1,980,256,930,076.51 - Step 5: Solve for x
x = 1,980,256,930,076.51/1,614,121.45 - Step 6: Final answer
x = 1,226,832.67
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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.