Finding the Fourth Proportional to 5,171,758.35, 7,752,314.69 and 2,294,480.19
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Solution
The fourth proportional to 5,171,758.35, 7,752,314.69 and 2,294,480.19 is: 3,439,358.79
Step by Step Solution
- Step 1: Write the proportion equation
5,171,758.35 : 7,752,314.69 = 2,294,480.19 : x - Step 2: Convert to fraction form
5,171,758.35/7,752,314.69 = 2,294,480.19/x - Step 3: Cross multiply
5,171,758.35x = 7,752,314.69 × 2,294,480.19 - Step 4: Simplify right side
5,171,758.35x = 17,787,532,509,054.07 - Step 5: Solve for x
x = 17,787,532,509,054.07/5,171,758.35 - Step 6: Final answer
x = 3,439,358.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.