Finding the Fourth Proportional to 1,133,415.27, 1,700,121.24 and 777,349.80
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Solution
The fourth proportional to 1,133,415.27, 1,700,121.24 and 777,349.80 is: 1,166,023.56
Step by Step Solution
- Step 1: Write the proportion equation
1,133,415.27 : 1,700,121.24 = 777,349.80 : x - Step 2: Convert to fraction form
1,133,415.27/1,700,121.24 = 777,349.80/x - Step 3: Cross multiply
1,133,415.27x = 1,700,121.24 × 777,349.80 - Step 4: Simplify right side
1,133,415.27x = 1,321,588,905,889.75 - Step 5: Solve for x
x = 1,321,588,905,889.75/1,133,415.27 - Step 6: Final answer
x = 1,166,023.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.