Finding the Fourth Proportional to 1,283,562.81, 1,771,249.33 and 702,674.58
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Solution
The fourth proportional to 1,283,562.81, 1,771,249.33 and 702,674.58 is: 969,654.05
Step by Step Solution
- Step 1: Write the proportion equation
1,283,562.81 : 1,771,249.33 = 702,674.58 : x - Step 2: Convert to fraction form
1,283,562.81/1,771,249.33 = 702,674.58/x - Step 3: Cross multiply
1,283,562.81x = 1,771,249.33 × 702,674.58 - Step 4: Simplify right side
1,283,562.81x = 1,244,611,879,033.03 - Step 5: Solve for x
x = 1,244,611,879,033.03/1,283,562.81 - Step 6: Final answer
x = 969,654.05
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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.