Finding the Fourth Proportional to 902,418.01, 1,245,903.12 and 580,687.24
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Solution
The fourth proportional to 902,418.01, 1,245,903.12 and 580,687.24 is: 801,712.77
Step by Step Solution
- Step 1: Write the proportion equation
902,418.01 : 1,245,903.12 = 580,687.24 : x - Step 2: Convert to fraction form
902,418.01/1,245,903.12 = 580,687.24/x - Step 3: Cross multiply
902,418.01x = 1,245,903.12 × 580,687.24 - Step 4: Simplify right side
902,418.01x = 723,480,044,060.19 - Step 5: Solve for x
x = 723,480,044,060.19/902,418.01 - Step 6: Final answer
x = 801,712.77
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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.