Finding the Fourth Proportional to 1,483,346.70, 2,224,890.45 and 486,074.70
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Solution
The fourth proportional to 1,483,346.70, 2,224,890.45 and 486,074.70 is: 729,069.58
Step by Step Solution
- Step 1: Write the proportion equation
1,483,346.70 : 2,224,890.45 = 486,074.70 : x - Step 2: Convert to fraction form
1,483,346.70/2,224,890.45 = 486,074.70/x - Step 3: Cross multiply
1,483,346.70x = 2,224,890.45 × 486,074.70 - Step 4: Simplify right side
1,483,346.70x = 1,081,462,958,016.62 - Step 5: Solve for x
x = 1,081,462,958,016.62/1,483,346.70 - Step 6: Final answer
x = 729,069.58
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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.