Finding the Fourth Proportional to 1,217,022.99, 1,826,431.43 and 577,328.73
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Solution
The fourth proportional to 1,217,022.99, 1,826,431.43 and 577,328.73 is: 866,418.58
Step by Step Solution
- Step 1: Write the proportion equation
1,217,022.99 : 1,826,431.43 = 577,328.73 : x - Step 2: Convert to fraction form
1,217,022.99/1,826,431.43 = 577,328.73/x - Step 3: Cross multiply
1,217,022.99x = 1,826,431.43 × 577,328.73 - Step 4: Simplify right side
1,217,022.99x = 1,054,451,335,027.34 - Step 5: Solve for x
x = 1,054,451,335,027.34/1,217,022.99 - Step 6: Final answer
x = 866,418.58
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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.