Finding the Fourth Proportional to 1,589,231.78, 2,383,795.02 and 690,674.48
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Solution
The fourth proportional to 1,589,231.78, 2,383,795.02 and 690,674.48 is: 1,035,988.84
Step by Step Solution
- Step 1: Write the proportion equation
1,589,231.78 : 2,383,795.02 = 690,674.48 : x - Step 2: Convert to fraction form
1,589,231.78/2,383,795.02 = 690,674.48/x - Step 3: Cross multiply
1,589,231.78x = 2,383,795.02 × 690,674.48 - Step 4: Simplify right side
1,589,231.78x = 1,646,426,385,865.09 - Step 5: Solve for x
x = 1,646,426,385,865.09/1,589,231.78 - Step 6: Final answer
x = 1,035,988.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.