Finding the Fourth Proportional to 1,296,241.40, 1,941,737.70 and 734,619.80
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Solution
The fourth proportional to 1,296,241.40, 1,941,737.70 and 734,619.80 is: 1,100,442.37
Step by Step Solution
- Step 1: Write the proportion equation
1,296,241.40 : 1,941,737.70 = 734,619.80 : x - Step 2: Convert to fraction form
1,296,241.40/1,941,737.70 = 734,619.80/x - Step 3: Cross multiply
1,296,241.40x = 1,941,737.70 × 734,619.80 - Step 4: Simplify right side
1,296,241.40x = 1,426,438,960,826.46 - Step 5: Solve for x
x = 1,426,438,960,826.46/1,296,241.40 - Step 6: Final answer
x = 1,100,442.37
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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.