Finding the Fourth Proportional to 1,350,209.44, 2,026,311.07 and 640,239.98
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Solution
The fourth proportional to 1,350,209.44, 2,026,311.07 and 640,239.98 is: 960,832.69
Step by Step Solution
- Step 1: Write the proportion equation
1,350,209.44 : 2,026,311.07 = 640,239.98 : x - Step 2: Convert to fraction form
1,350,209.44/2,026,311.07 = 640,239.98/x - Step 3: Cross multiply
1,350,209.44x = 2,026,311.07 × 640,239.98 - Step 4: Simplify right side
1,350,209.44x = 1,297,325,362,395.76 - Step 5: Solve for x
x = 1,297,325,362,395.76/1,350,209.44 - Step 6: Final answer
x = 960,832.69
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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.