Finding the Fourth Proportional to 3,110,511.75, 4,665,767.69 and 746,607.75
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Solution
The fourth proportional to 3,110,511.75, 4,665,767.69 and 746,607.75 is: 1,119,911.64
Step by Step Solution
- Step 1: Write the proportion equation
3,110,511.75 : 4,665,767.69 = 746,607.75 : x - Step 2: Convert to fraction form
3,110,511.75/4,665,767.69 = 746,607.75/x - Step 3: Cross multiply
3,110,511.75x = 4,665,767.69 × 746,607.75 - Step 4: Simplify right side
3,110,511.75x = 3,483,498,317,053.60 - Step 5: Solve for x
x = 3,483,498,317,053.60/3,110,511.75 - Step 6: Final answer
x = 1,119,911.64
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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.