Finding the Fourth Proportional to 1,614,325.28, 2,227,768.68 and 889,172.99
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Solution
The fourth proportional to 1,614,325.28, 2,227,768.68 and 889,172.99 is: 1,227,058.62
Step by Step Solution
- Step 1: Write the proportion equation
1,614,325.28 : 2,227,768.68 = 889,172.99 : x - Step 2: Convert to fraction form
1,614,325.28/2,227,768.68 = 889,172.99/x - Step 3: Cross multiply
1,614,325.28x = 2,227,768.68 × 889,172.99 - Step 4: Simplify right side
1,614,325.28x = 1,980,871,747,553.60 - Step 5: Solve for x
x = 1,980,871,747,553.60/1,614,325.28 - Step 6: Final answer
x = 1,227,058.62
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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.