Finding the Fourth Proportional to 1,310,654.53, 1,807,771.53 and 874,852.14
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Solution
The fourth proportional to 1,310,654.53, 1,807,771.53 and 874,852.14 is: 1,206,674.05
Step by Step Solution
- Step 1: Write the proportion equation
1,310,654.53 : 1,807,771.53 = 874,852.14 : x - Step 2: Convert to fraction form
1,310,654.53/1,807,771.53 = 874,852.14/x - Step 3: Cross multiply
1,310,654.53x = 1,807,771.53 × 874,852.14 - Step 4: Simplify right side
1,310,654.53x = 1,581,532,801,711.41 - Step 5: Solve for x
x = 1,581,532,801,711.41/1,310,654.53 - Step 6: Final answer
x = 1,206,674.05
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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.