Finding the Fourth Proportional to 5,754,078.99, 7,940,589.89 and 3,175,759.71
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Solution
The fourth proportional to 5,754,078.99, 7,940,589.89 and 3,175,759.71 is: 4,382,526.81
Step by Step Solution
- Step 1: Write the proportion equation
5,754,078.99 : 7,940,589.89 = 3,175,759.71 : x - Step 2: Convert to fraction form
5,754,078.99/7,940,589.89 = 3,175,759.71/x - Step 3: Cross multiply
5,754,078.99x = 7,940,589.89 × 3,175,759.71 - Step 4: Simplify right side
5,754,078.99x = 25,217,405,430,416.53 - Step 5: Solve for x
x = 25,217,405,430,416.53/5,754,078.99 - Step 6: Final answer
x = 4,382,526.81
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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.