Finding the Fourth Proportional to 1,967,325.74, 2,715,048.54 and 1,096,218.26
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Solution
The fourth proportional to 1,967,325.74, 2,715,048.54 and 1,096,218.26 is: 1,512,858.66
Step by Step Solution
- Step 1: Write the proportion equation
1,967,325.74 : 2,715,048.54 = 1,096,218.26 : x - Step 2: Convert to fraction form
1,967,325.74/2,715,048.54 = 1,096,218.26/x - Step 3: Cross multiply
1,967,325.74x = 2,715,048.54 × 1,096,218.26 - Step 4: Simplify right side
1,967,325.74x = 2,976,285,786,334.34 - Step 5: Solve for x
x = 2,976,285,786,334.34/1,967,325.74 - Step 6: Final answer
x = 1,512,858.66
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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.