Finding the Fourth Proportional to 3,853,554.62, 5,778,936.70 and 1,294,004.03
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Solution
The fourth proportional to 3,853,554.62, 5,778,936.70 and 1,294,004.03 is: 1,940,537.53
Step by Step Solution
- Step 1: Write the proportion equation
3,853,554.62 : 5,778,936.70 = 1,294,004.03 : x - Step 2: Convert to fraction form
3,853,554.62/5,778,936.70 = 1,294,004.03/x - Step 3: Cross multiply
3,853,554.62x = 5,778,936.70 × 1,294,004.03 - Step 4: Simplify right side
3,853,554.62x = 7,477,967,346,785.21 - Step 5: Solve for x
x = 7,477,967,346,785.21/3,853,554.62 - Step 6: Final answer
x = 1,940,537.53
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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.