Finding the Fourth Proportional to 902,582.53, 1,350,822.13 and 878,294.18
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Solution
The fourth proportional to 902,582.53, 1,350,822.13 and 878,294.18 is: 1,314,471.72
Step by Step Solution
- Step 1: Write the proportion equation
902,582.53 : 1,350,822.13 = 878,294.18 : x - Step 2: Convert to fraction form
902,582.53/1,350,822.13 = 878,294.18/x - Step 3: Cross multiply
902,582.53x = 1,350,822.13 × 878,294.18 - Step 4: Simplify right side
902,582.53x = 1,186,419,214,994.20 - Step 5: Solve for x
x = 1,186,419,214,994.20/902,582.53 - Step 6: Final answer
x = 1,314,471.72
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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.