Finding the Fourth Proportional to 1,350,209.94, 2,026,311.82 and 640,240.49
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Solution
The fourth proportional to 1,350,209.94, 2,026,311.82 and 640,240.49 is: 960,833.44
Step by Step Solution
- Step 1: Write the proportion equation
1,350,209.94 : 2,026,311.82 = 640,240.49 : x - Step 2: Convert to fraction form
1,350,209.94/2,026,311.82 = 640,240.49/x - Step 3: Cross multiply
1,350,209.94x = 2,026,311.82 × 640,240.49 - Step 4: Simplify right side
1,350,209.94x = 1,297,326,862,398.03 - Step 5: Solve for x
x = 1,297,326,862,398.03/1,350,209.94 - Step 6: Final answer
x = 960,833.44
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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.