Finding the Fourth Proportional to 1,903,160.54, 2,626,395.36 and 1,043,713.28
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Solution
The fourth proportional to 1,903,160.54, 2,626,395.36 and 1,043,713.28 is: 1,440,342.87
Step by Step Solution
- Step 1: Write the proportion equation
1,903,160.54 : 2,626,395.36 = 1,043,713.28 : x - Step 2: Convert to fraction form
1,903,160.54/2,626,395.36 = 1,043,713.28/x - Step 3: Cross multiply
1,903,160.54x = 2,626,395.36 × 1,043,713.28 - Step 4: Simplify right side
1,903,160.54x = 2,741,203,715,762.38 - Step 5: Solve for x
x = 2,741,203,715,762.38/1,903,160.54 - Step 6: Final answer
x = 1,440,342.87
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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.