Finding the Fourth Proportional to 3,768,550.24, 5,651,975.40 and 1,072,815.52
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Solution
The fourth proportional to 3,768,550.24, 5,651,975.40 and 1,072,815.52 is: 1,608,981.32
Step by Step Solution
- Step 1: Write the proportion equation
3,768,550.24 : 5,651,975.40 = 1,072,815.52 : x - Step 2: Convert to fraction form
3,768,550.24/5,651,975.40 = 1,072,815.52/x - Step 3: Cross multiply
3,768,550.24x = 5,651,975.40 × 1,072,815.52 - Step 4: Simplify right side
3,768,550.24x = 6,063,526,927,778.21 - Step 5: Solve for x
x = 6,063,526,927,778.21/3,768,550.24 - Step 6: Final answer
x = 1,608,981.32
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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.