Finding the Fourth Proportional to 1,675,933.20, 2,513,923.25 and 477,855.99
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Solution
The fourth proportional to 1,675,933.20, 2,513,923.25 and 477,855.99 is: 716,790.67
Step by Step Solution
- Step 1: Write the proportion equation
1,675,933.20 : 2,513,923.25 = 477,855.99 : x - Step 2: Convert to fraction form
1,675,933.20/2,513,923.25 = 477,855.99/x - Step 3: Cross multiply
1,675,933.20x = 2,513,923.25 × 477,855.99 - Step 4: Simplify right side
1,675,933.20x = 1,201,293,281,023.49 - Step 5: Solve for x
x = 1,201,293,281,023.49/1,675,933.20 - Step 6: Final answer
x = 716,790.67
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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.