Finding the Fourth Proportional to 1,469,274.14, 2,202,905.08 and 748,220.09
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Solution
The fourth proportional to 1,469,274.14, 2,202,905.08 and 748,220.09 is: 1,121,817.77
Step by Step Solution
- Step 1: Write the proportion equation
1,469,274.14 : 2,202,905.08 = 748,220.09 : x - Step 2: Convert to fraction form
1,469,274.14/2,202,905.08 = 748,220.09/x - Step 3: Cross multiply
1,469,274.14x = 2,202,905.08 × 748,220.09 - Step 4: Simplify right side
1,469,274.14x = 1,648,257,835,322.41 - Step 5: Solve for x
x = 1,648,257,835,322.41/1,469,274.14 - Step 6: Final answer
x = 1,121,817.77
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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.